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String Members Represents text as a series of Unicode characters. The String type exposes the following members. Constructors Name Description String Overloaded. Initializes a new instance of the String class. Top Methods Name Description Clone Returns a reference to this instance of String. Overloaded. Compares two specified String objects and returns an integer that Compare indicates their relationship to one another in the sort order. Overloaded. Compares two String objects by evaluating the numeric values of the CompareOrdinal corresponding Char objects in each string. Overloaded. Compares this instance with a specified object or String and returns an CompareTo integer that indicates whether this instance precedes, follows, or appears in the same position in the sort order as the specified object or String. Overloaded. Concatenates one or more instances of String, or the String Concat representations of the values of one or more instances of Object. Contains Returns a value indicating whether the specified String object occurs within this string. Copy Creates a new instance of String with the same value as a specified String. Copies a specified number of characters from a specified position in this instance to a CopyTo specified position in an array of Unicode characters. Overloaded. Determines whether the end of an instance of String matches a specified EndsWith string. Equals Overloaded. Determines whether two String objects have the same value. Allows an Object to attempt to free resources and perform other cleanup operations Finalize before the Object is reclaimed by garbage collection. (Inherited from Object.) Overloaded. Replaces each format item in a specified string with the text equivalent of Format a corresponding object's value. GetEnumerator Retrieves an object that can iterate through the individual characters in this string. GetHashCode Returns the hash code for this string. (Overrides Object..::.GetHashCode()()().) GetType Gets the Type of the current instance. (Inherited from Object.) GetTypeCode Returns the TypeCode for class String. Overloaded. Reports the index of the first occurrence of a String, or one or more IndexOf characters, within this string. Overloaded. Reports the index of the first occurrence in this instance of any character IndexOfAny in a specified array of Unicode characters. Insert Inserts a specified instance of String at a specified index position in this instance. Intern Retrieves the system's reference to the specified String. IsInterned Retrieves a reference to a specified String. Overloaded. Indicates whether this string is in a particular Unicode normalization IsNormalized form. Indicates whether the specified String object is nullNothingnullptra null reference IsNullOrEmpty (Nothing in Visual Basic) or an Empty string. Overloaded. Concatenates a specified separator String between each element of a Join specified String array, yielding a single concatenated string. LastIndexOf Overloaded. Reports the index position of the last occurrence of a specified Unicode
character or String within this instance. Overloaded. Reports the index position of the last occurrence in this instance of one or LastIndexOfAny more characters specified in a Unicode array. MemberwiseClone Creates a shallow copy of the current Object. (Inherited from Object.) Overloaded. Returns a new string whose binary representation is in a particular Normalize Unicode normalization form. Overloaded. Returns a new string of a specified length in which the beginning of the PadLeft string is padded with spaces or a specified Unicode character. Overloaded. Returns a new string of a specified length in which the end of the string is PadRight padded with spaces or a specified Unicode character. Overloaded. Returns a new string in which a specified number of characters from this Remove instance are deleted. Overloaded. Returns a new string in which all occurrences of a specified Unicode Replace character or String in this instance are replaced with another specified Unicode character or String. Overloaded. Returns a string array that contains the substrings in this instance that are Split delimited by elements of a specified string or Unicode character array. Overloaded. Determines whether the beginning of an instance of String matches a StartsWith specified string. Substring Overloaded. Retrieves a substring from this instance. ToCharArray Overloaded. Copies the characters in this instance to a Unicode character array. ToLower Overloaded. Returns a copy of this String converted to lowercase. Returns a copy of this String object converted to lowercase using the casing rules of ToLowerInvariant the invariant culture. ToString Overloaded. Converts the value of this instance to a String. ToUpper Overloaded. Returns a copy of this String converted to uppercase. Returns a copy of this String object converted to uppercase using the casing rules of ToUpperInvariant the invariant culture. Overloaded. Returns a new string in which all leading and trailing occurrences of a set Trim of specified characters from the current String object are removed. Removes all trailing occurrences of a set of characters specified in an array from the TrimEnd current String object. Removes all leading occurrences of a set of characters specified in an array from the TrimStart current String object. Operators Name Description Equality Determines whether two specified String objects have the same value. Inequality Determines whether two specified String objects have different values. Extension Methods Name Aggregate All Any AsEnumerable AsQueryable Average
Description Applies an accumulator function over a sequence. (Defined by Enumerable.) Determines whether all elements of a sequence satisfy a condition. (Defined by Enumerable.) Overloaded. Determines whether any element of a sequence exists or satisfies a condition. Returns the input typed as IEnumerable<(Of <(T>)>). (Defined by Enumerable.) Overloaded. Converts an IEnumerable or generic IEnumerable<(Of <(T>)>) to an IQueryable or generic IQueryable<(Of <(T>)>). Overloaded. Computes the average of a sequence of numeric values.
Converts the elements of an IEnumerable to the specified type. (Defined by Enumerable.) Concat Concatenates two sequences. (Defined by Enumerable.) Contains Overloaded. Determines whether a sequence contains a specified element. Count Overloaded. Returns the number of elements in a sequence. Overloaded. Returns the elements of an IEnumerable<(Of <(T>)>), or a default DefaultIfEmpty valued singleton collection if the sequence is empty. Distinct Overloaded. Returns distinct elements from a sequence. ElementAt Returns the element at a specified index in a sequence. (Defined by Enumerable.) Returns the element at a specified index in a sequence or a default value if the index ElementAtOrDefault is out of range. (Defined by Enumerable.) Except Overloaded. Produces the set difference of two sequences. First Overloaded. Returns the first element of a sequence. Overloaded. Returns the first element of a sequence, or a default value if no element FirstOrDefault is found. Intersect Overloaded. Produces the set intersection of two sequences. Last Overloaded. Returns the last element of a sequence. Overloaded. Returns the last element of a sequence, or a default value if no element LastOrDefault is found. LongCount Overloaded. Returns an Int64 that represents the number of elements in a sequence. Max Overloaded. Returns the maximum value in a sequence of values. Min Overloaded. Returns the minimum value in a sequence of values. Filters the elements of an IEnumerable based on a specified type. (Defined by OfType Enumerable.) Reverse Inverts the order of the elements in a sequence. (Defined by Enumerable.) Overloaded. Determines whether two sequences are equal according to an equality SequenceEqual comparer. Single Overloaded. Returns a single, specific element of a sequence of values. Overloaded. Returns a single, specific element of a sequence of values, or a default SingleOrDefault value if no such element is found. Bypasses a specified number of elements in a sequence and then returns the Skip remaining elements. (Defined by Enumerable.) Overloaded. Bypasses elements in a sequence as long as a specified condition is true SkipWhile and then returns the remaining elements. Sum Overloaded. Computes the sum of a sequence of numeric values. Returns a specified number of contiguous elements from the start of a sequence. Take (Defined by Enumerable.) Overloaded. Returns elements from a sequence as long as a specified condition is TakeWhile true, and then skips the remaining elements. ToArray Creates an array from a IEnumerable<(Of <(T>)>). (Defined by Enumerable.) Creates a List<(Of <(T>)>) from an IEnumerable<(Of <(T>)>). (Defined by ToList Enumerable.) Union Overloaded. Produces the set union of two sequences. Where Overloaded. Filters a sequence of values based on a predicate. Fields Name Description Empty Represents the empty string. This field is read-only. Properties Name Description Chars Gets the character at a specified character position in the current String object. Length Gets the number of characters in the current String object. Cast
Explicit Interface Implementations Name
Description Returns an enumerator that iterates through the current IEnumerable<(Of <(Char>)>)..::.GetEnumerator String object. Returns an enumerator that iterates through the current IEnumerable..::.GetEnumerator String object. Infrastructure. For a description of this member, see IConvertible..::.ToBoolean ToBoolean. Infrastructure. For a description of this member, see IConvertible..::.ToByte ToByte. Infrastructure. For a description of this member, see IConvertible..::.ToChar ToChar. Infrastructure. For a description of this member, see IConvertible..::.ToDateTime ToDateTime. Infrastructure. For a description of this member, see IConvertible..::.ToDecimal ToDecimal. Infrastructure. For a description of this member, see IConvertible..::.ToDouble ToDouble. Infrastructure. For a description of this member, see IConvertible..::.ToInt16 ToInt16. Infrastructure. For a description of this member, see IConvertible..::.ToInt32 ToInt32. Infrastructure. For a description of this member, see IConvertible..::.ToInt64 ToInt64. Infrastructure. For a description of this member, see IConvertible..::.ToSByte ToSByte. Infrastructure. For a description of this member, see IConvertible..::.ToSingle ToSingle. Infrastructure. For a description of this member, see IConvertible..::.ToType ToType. Infrastructure. For a description of this member, see IConvertible..::.ToUInt16 ToUInt16. Infrastructure. For a description of this member, see IConvertible..::.ToUInt32 ToUInt32. Infrastructure. For a description of this member, see IConvertible..::.ToUInt64 ToUInt64.
Float Members The Float class wraps the primitive type float. It contains several methods for conversion between String and Float and processing Float objects. The following tables list the members exposed by the Float type. Public Constructors Name Float
Description Overloaded.
Public Fields Name
Description
MAX_VALUE MIN_VALUE NaN NEGATIVE_INFINITY POSITIVE_INFINITY TYPE
A constant field that stores the maximum finite value of the float type. A constant field that stores the minimum positive value of the float type. A constant that stores the Not-a-Nmber value of the float type. A constant that stores the negative infinity value for the float type. A constant that stores the positive infinity value for the float type. The constant that stores the Class instance of the primitive type float.
Public Methods Name byteValue compareTo doubleValue equals floatToIntBits floatValue hashCode getClass intBitsToFloat intValue isInfinite isNaN longValue clone parseFloat shortValue ToBoolean ToByte ToChar ToDateTime ToDecimal ToDouble ToInt16 ToInt32 ToInt64 ToSByte ToSingle toString toString ToType ToUInt16 ToUInt32 ToUInt64 valueOf
Description Overridden. Returns the value of the current Float object converted to a byte. Overloaded. Overridden. Returns the double value of the current Float object. Overridden. Checks if the current Float object is equal to another specified object. Returns the int representation of the floating-point parameter. Overridden. Returns the float value of the current Float object. Overridden. Returns the hash code of the current Float object. (inherited from Object) Returns the floating-point value that corresponds to a specific bit pattern. Overridden. Returns the value of the current Float object converted to int. Overloaded. Overloaded. Overridden. Returns the value of the current Float object converted to long. (inherited from Number) Returns a float value specified by the string parameter. Overridden. Returns the value of the current Float object converted to short.
Returns a string that represents the float parameter. Overloaded. Overridden.
Returns the Float object whose float value is represented by a specified string parameter.
Double Members Double overview
Public Fields Epsilon Supported by the .NET Compact Framework. MaxValue Supported by the .NET Compact Framework. MinValue Supported by the .NET Compact Framework. NaN
Represents the smallest positive Double greater than zero. This field is constant. Represents the largest possible value of a Double. This field is constant. Represents the smallest possible value of a Double. This field is constant. Represents a value that is not a number (NaN). This field is constant.
Supported by the .NET Compact Framework. NegativeInfinity
Represents negative infinity. This field is constant.
Supported by the .NET Compact Framework. PositiveInfinity
Represents positive infinity. This field is constant.
Supported by the .NET Compact Framework. Public Methods CompareTo Supported by the .NET Compact Framework. Equals
Compares this instance to a specified object and returns an indication of their relative values. Overridden. Returns a value indicating whether this instance is equal to a specified object.
Supported by the .NET Compact Framework. GetHashCode
Overridden. Returns the hash code for this instance.
Supported by the .NET Compact Framework. GetType (inherited from Object)
Gets the Type of the current instance.
Supported by the .NET Compact Framework. GetTypeCode
Returns the TypeCode for value type Double.
Supported by the .NET Compact Framework. IsInfinity Supported by the .NET Compact Framework. IsNaN Supported by the .NET Compact Framework. IsNegativeInfinity Supported by the .NET Compact Framework. IsPositiveInfinity Supported by the .NET Compact Framework. Parse
Returns a value indicating whether the specified number evaluates to negative or positive infinity Returns a value indicating whether the specified number evaluates to a value that is not a number (NaN). Returns a value indicating whether the specified number evaluates to negative infinity. Returns a value indicating whether the specified number evaluates to positive infinity. Overloaded. Converts the string representation of a number to its double-precision floating point number
equivalent. Supported by the .NET Compact Framework. ToString Supported by the .NET Compact Framework. TryParse
Overloaded. Overridden. Converts the numeric value of this instance to its equivalent string representation. Converts the string representation of a number in a specified style and culture-specific format to its double-precision floating point number equivalent.
Protected Methods Finalize (inherited from Object) Supported by the .NET Compact Framework.
Overridden. Allows an Object to attempt to free resources and perform other cleanup operations before the Object is reclaimed by garbage collection.
MemberwiseClone (inherited from Object)
In C# and C++, finalizers are expressed using destructor syntax. Creates a shallow copy of the current Object.
Supported by the .NET Compact Framework. Char Members Represents a Unicode character. The Char type exposes the following members. Methods Name
Description Overloaded. Compares this instance to a specified object or value type, and indicates CompareTo whether this instance precedes, follows, or appears in the same position in the sort order as the specified object or value type. ConvertFromUtf32 Converts the specified Unicode code point into a UTF-16 encoded string. Overloaded. Converts the value of a UTF-16 encoded surrogate pair into a Unicode ConvertToUtf32 code point. Overloaded. Returns a value that indicates whether this instance is equal to a Equals specified object or Char value. Allows an Object to attempt to free resources and perform other cleanup operations Finalize before the Object is reclaimed by garbage collection. (Inherited from Object.) Returns the hash code for this instance. (Overrides ValueType..::.GetHashCode()() GetHashCode ().) Overloaded. Converts a specified numeric Unicode character to a double-precision GetNumericValue floating-point number. GetType Gets the Type of the current instance. (Inherited from Object.) GetTypeCode Returns the TypeCode for value type Char. Overloaded. Categorizes a Unicode character into a group identified by one of the GetUnicodeCategory UnicodeCategory values. Overloaded. Indicates whether a specified Unicode character is categorized as a IsControl control character. IsDigit Overloaded. Indicates whether a Unicode character is categorized as a decimal digit. IsHighSurrogate Overloaded. Indicates whether the specified Char object is a high surrogate. IsLetter Overloaded. Indicates whether a Unicode character is categorized as an alphabetic
IsLetterOrDigit IsLower IsLowSurrogate IsNumber IsPunctuation IsSeparator IsSurrogate IsSurrogatePair IsSymbol IsUpper IsWhiteSpace MemberwiseClone Parse ToLower ToLowerInvariant ToString ToUpper ToUpperInvariant TryParse
letter. Overloaded. Indicates whether a Unicode character is categorized as a letter or a decimal digit. Overloaded. Indicates whether a Unicode character is categorized as a lowercase letter. Overloaded. Indicates whether the specified Char object is a low surrogate. Overloaded. Indicates whether a Unicode character is categorized as a number. Overloaded. Indicates whether a Unicode character is categorized as a punctuation mark. Overloaded. Indicates whether a Unicode character is categorized as a separator character. Overloaded. Indicates whether a character has a surrogate code point. Overloaded. Indicates whether two specified Char objects form a surrogate pair. Overloaded. Indicates whether a Unicode character is categorized as a symbol character. Overloaded. Indicates whether a Unicode character is categorized as an uppercase letter. Overloaded. Indicates whether a Unicode character is categorized as white space. Creates a shallow copy of the current Object. (Inherited from Object.) Converts the value of the specified string to its equivalent Unicode character. Overloaded. Converts the value of a Unicode character to its lowercase equivalent. Converts the value of a Unicode character to its lowercase equivalent using the casing rules of the invariant culture. Overloaded. Converts the value of this instance to its equivalent string representation. Overloaded. Converts the value of a Unicode character to its uppercase equivalent. Converts the value of a Unicode character to its uppercase equivalent using the casing rules of the invariant culture. Converts the value of the specified string to its equivalent Unicode character. A return code indicates whether the conversion succeeded or failed.
Fields Name Description MaxValue Represents the largest possible value of a Char. This field is constant. MinValue Represents the smallest possible value of a Char. This field is constant. Explicit Interface Implementations Name Description Infrastructure. Note This conversion is not supported. Attempting to do so IConvertible..::.ToBoolean throws an InvalidCastException. IConvertible..::.ToByte Infrastructure. For a description of this member, see IConvertible..::.ToByte. IConvertible..::.ToChar Infrastructure. For a description of this member, see IConvertible..::.ToChar. Infrastructure. Note This conversion is not supported. Attempting to do so IConvertible..::.ToDateTime throws an InvalidCastException. Infrastructure. Note This conversion is not supported. Attempting to do so IConvertible..::.ToDecimal throws an InvalidCastException. Infrastructure. Note This conversion is not supported. Attempting to do so IConvertible..::.ToDouble throws an InvalidCastException. IConvertible..::.ToInt16 Infrastructure. For a description of this member, see IConvertible..::.ToInt16. IConvertible..::.ToInt32 Infrastructure. For a description of this member, see IConvertible..::.ToInt32. IConvertible..::.ToInt64 Infrastructure. For a description of this member, see IConvertible..::.ToInt64. Infrastructure. For a description of this member, see IConvertible..::.ToSByte IConvertible..::.ToSByte.
IConvertible..::.ToSingle IConvertible..::.ToType IConvertible..::.ToUInt16 IConvertible..::.ToUInt32 IConvertible..::.ToUInt64
Infrastructure. Note This conversion is not supported. Attempting to do so throws an InvalidCastException. Infrastructure. For a description of this member, see IConvertible..::.ToType. Infrastructure. For a description of this member, see IConvertible..::.ToUInt16. Infrastructure. For a description of this member, see IConvertible..::.ToUInt32. Infrastructure. For a description of this member, see IConvertible..::.ToUInt64.
Integer Members Declares an Integer class type that wraps the primitive type int into an object. The class contains method members to perform tests and to convert from int to other types and vice versa. The following tables list the members exposed by the Integer type. Public Constructors Name Integer
Description Overloaded. Constructs a new Integer object.
Public Fields Name Description MAX_VALUE The maximum value an Integer object can store. MIN_VALUE The minimum value an Integer object can store. TYPE The instance of the Class type that represents the primitive type of the Integer object. Public Methods Name byteValue compareTo decode doubleValue equals floatValue hashCode getInteger getClass intValue longValue clone parseInt shortValue toBinaryString ToBoolean ToByte
Description Overridden. Returns the byte value of an Integer object. Overloaded. Compares two Integer objects. Decodes a string and returns the corresponding integer. Overridden. Returns the double value of an Integer object. Overridden. Compares the current object to another object and returns a Boolean value. Overridden. Returns the float value of an Integer object. Overridden. Retrieves the hash code of an Integer object. Overloaded. Returns the integer value of a property. (inherited from Object) Overridden. Returns the int value of the current Integer object. Overridden. Returns the long value of the current Integer object. (inherited from Number) Overloaded. Parses the string parameter and converts it to an integer value. Overridden. Returns the short value of an Integer object. Converts the value of an integer to a binary string. Converts the value of an integer to Boolean using a specific format. Converts an Integer value to a byte using a specific format.
ToChar ToDateTime ToDecimal ToDouble toHexString ToInt16 ToInt32 ToInt64 toOctalString ToSByte ToSingle toString toString ToType ToUInt16 ToUInt32 ToUInt64 valueOf
Converts an Integer value to a char using a specific format. Converts an Integer object value to a date-time value using a specific format. Converts an Integer object value to a decimal value using a specific format. Converts an Integer object value to a double value using a specific format. Returns the hexadecimal string representation of an int. Converts an Integer object value to a 2-byte integer using a specific format. Converts an Integer object value to a 4-byte integer using a specific format. Converts an Integer object value to an 8-byte integer using a specific format. Returns the octal number string representation of an int. Converts an Integer object value to an sbyte value using a specific format. Converts an Integer object value to a float value using a specific format. Overloaded. Overloaded. Overridden. Returns the string representation of the value of an Integer object. Converts an Integer object to a specific type using a specified format. Converts an Integer object to an unsigned short integer using a specified format. Converts an Integer object to an unsigned integer using a specified format. Converts an Integer object to an unsigned long integer using a specified format. Overloaded.
character or String within this instance. Overloaded. Reports the index position of the last occurrence in this instance of one or LastIndexOfAny more characters specified in a Unicode array. MemberwiseClone Creates a shallow copy of the current Object. (Inherited from Object.) Overloaded. Returns a new string whose binary representation is in a particular Normalize Unicode normalization form. Overloaded. Returns a new string of a specified length in which the beginning of the PadLeft string is padded with spaces or a specified Unicode character. Overloaded. Returns a new string of a specified length in which the end of the string is PadRight padded with spaces or a specified Unicode character. Overloaded. Returns a new string in which a specified number of characters from this Remove instance are deleted. Overloaded. Returns a new string in which all occurrences of a specified Unicode Replace character or String in this instance are replaced with another specified Unicode character or String. Overloaded. Returns a string array that contains the substrings in this instance that are Split delimited by elements of a specified string or Unicode character array. Overloaded. Determines whether the beginning of an instance of String matches a StartsWith specified string. Substring Overloaded. Retrieves a substring from this instance. ToCharArray Overloaded. Copies the characters in this instance to a Unicode character array. ToLower Overloaded. Returns a copy of this String converted to lowercase. Returns a copy of this String object converted to lowercase using the casing rules of ToLowerInvariant the invariant culture. ToString Overloaded. Converts the value of this instance to a String. ToUpper Overloaded. Returns a copy of this String converted to uppercase. Returns a copy of this String object converted to uppercase using the casing rules of ToUpperInvariant the invariant culture. Overloaded. Returns a new string in which all leading and trailing occurrences of a set Trim of specified characters from the current String object are removed. Removes all trailing occurrences of a set of characters specified in an array from the TrimEnd current String object. Removes all leading occurrences of a set of characters specified in an array from the TrimStart current String object. Operators Name Description Equality Determines whether two specified String objects have the same value. Inequality Determines whether two specified String objects have different values. Extension Methods Name Aggregate All Any AsEnumerable AsQueryable Average
Description Applies an accumulator function over a sequence. (Defined by Enumerable.) Determines whether all elements of a sequence satisfy a condition. (Defined by Enumerable.) Overloaded. Determines whether any element of a sequence exists or satisfies a condition. Returns the input typed as IEnumerable<(Of <(T>)>). (Defined by Enumerable.) Overloaded. Converts an IEnumerable or generic IEnumerable<(Of <(T>)>) to an IQueryable or generic IQueryable<(Of <(T>)>). Overloaded. Computes the average of a sequence of numeric values.
Converts the elements of an IEnumerable to the specified type. (Defined by Enumerable.) Concat Concatenates two sequences. (Defined by Enumerable.) Contains Overloaded. Determines whether a sequence contains a specified element. Count Overloaded. Returns the number of elements in a sequence. Overloaded. Returns the elements of an IEnumerable<(Of <(T>)>), or a default DefaultIfEmpty valued singleton collection if the sequence is empty. Distinct Overloaded. Returns distinct elements from a sequence. ElementAt Returns the element at a specified index in a sequence. (Defined by Enumerable.) Returns the element at a specified index in a sequence or a default value if the index ElementAtOrDefault is out of range. (Defined by Enumerable.) Except Overloaded. Produces the set difference of two sequences. First Overloaded. Returns the first element of a sequence. Overloaded. Returns the first element of a sequence, or a default value if no element FirstOrDefault is found. Intersect Overloaded. Produces the set intersection of two sequences. Last Overloaded. Returns the last element of a sequence. Overloaded. Returns the last element of a sequence, or a default value if no element LastOrDefault is found. LongCount Overloaded. Returns an Int64 that represents the number of elements in a sequence. Max Overloaded. Returns the maximum value in a sequence of values. Min Overloaded. Returns the minimum value in a sequence of values. Filters the elements of an IEnumerable based on a specified type. (Defined by OfType Enumerable.) Reverse Inverts the order of the elements in a sequence. (Defined by Enumerable.) Overloaded. Determines whether two sequences are equal according to an equality SequenceEqual comparer. Single Overloaded. Returns a single, specific element of a sequence of values. Overloaded. Returns a single, specific element of a sequence of values, or a default SingleOrDefault value if no such element is found. Bypasses a specified number of elements in a sequence and then returns the Skip remaining elements. (Defined by Enumerable.) Overloaded. Bypasses elements in a sequence as long as a specified condition is true SkipWhile and then returns the remaining elements. Sum Overloaded. Computes the sum of a sequence of numeric values. Returns a specified number of contiguous elements from the start of a sequence. Take (Defined by Enumerable.) Overloaded. Returns elements from a sequence as long as a specified condition is TakeWhile true, and then skips the remaining elements. ToArray Creates an array from a IEnumerable<(Of <(T>)>). (Defined by Enumerable.) Creates a List<(Of <(T>)>) from an IEnumerable<(Of <(T>)>). (Defined by ToList Enumerable.) Union Overloaded. Produces the set union of two sequences. Where Overloaded. Filters a sequence of values based on a predicate. Fields Name Description Empty Represents the empty string. This field is read-only. Properties Name Description Chars Gets the character at a specified character position in the current String object. Length Gets the number of characters in the current String object. Cast
Explicit Interface Implementations Name
Description Returns an enumerator that iterates through the current IEnumerable<(Of <(Char>)>)..::.GetEnumerator String object. Returns an enumerator that iterates through the current IEnumerable..::.GetEnumerator String object. Infrastructure. For a description of this member, see IConvertible..::.ToBoolean ToBoolean. Infrastructure. For a description of this member, see IConvertible..::.ToByte ToByte. Infrastructure. For a description of this member, see IConvertible..::.ToChar ToChar. Infrastructure. For a description of this member, see IConvertible..::.ToDateTime ToDateTime. Infrastructure. For a description of this member, see IConvertible..::.ToDecimal ToDecimal. Infrastructure. For a description of this member, see IConvertible..::.ToDouble ToDouble. Infrastructure. For a description of this member, see IConvertible..::.ToInt16 ToInt16. Infrastructure. For a description of this member, see IConvertible..::.ToInt32 ToInt32. Infrastructure. For a description of this member, see IConvertible..::.ToInt64 ToInt64. Infrastructure. For a description of this member, see IConvertible..::.ToSByte ToSByte. Infrastructure. For a description of this member, see IConvertible..::.ToSingle ToSingle. Infrastructure. For a description of this member, see IConvertible..::.ToType ToType. Infrastructure. For a description of this member, see IConvertible..::.ToUInt16 ToUInt16. Infrastructure. For a description of this member, see IConvertible..::.ToUInt32 ToUInt32. Infrastructure. For a description of this member, see IConvertible..::.ToUInt64 ToUInt64.
Float Members The Float class wraps the primitive type float. It contains several methods for conversion between String and Float and processing Float objects. The following tables list the members exposed by the Float type. Public Constructors Name Float
Description Overloaded.
Public Fields Name
Description
MAX_VALUE MIN_VALUE NaN NEGATIVE_INFINITY POSITIVE_INFINITY TYPE
A constant field that stores the maximum finite value of the float type. A constant field that stores the minimum positive value of the float type. A constant that stores the Not-a-Nmber value of the float type. A constant that stores the negative infinity value for the float type. A constant that stores the positive infinity value for the float type. The constant that stores the Class instance of the primitive type float.
Public Methods Name byteValue compareTo doubleValue equals floatToIntBits floatValue hashCode getClass intBitsToFloat intValue isInfinite isNaN longValue clone parseFloat shortValue ToBoolean ToByte ToChar ToDateTime ToDecimal ToDouble ToInt16 ToInt32 ToInt64 ToSByte ToSingle toString toString ToType ToUInt16 ToUInt32 ToUInt64 valueOf
Description Overridden. Returns the value of the current Float object converted to a byte. Overloaded. Overridden. Returns the double value of the current Float object. Overridden. Checks if the current Float object is equal to another specified object. Returns the int representation of the floating-point parameter. Overridden. Returns the float value of the current Float object. Overridden. Returns the hash code of the current Float object. (inherited from Object) Returns the floating-point value that corresponds to a specific bit pattern. Overridden. Returns the value of the current Float object converted to int. Overloaded. Overloaded. Overridden. Returns the value of the current Float object converted to long. (inherited from Number) Returns a float value specified by the string parameter. Overridden. Returns the value of the current Float object converted to short.
Returns a string that represents the float parameter. Overloaded. Overridden.
Returns the Float object whose float value is represented by a specified string parameter.
Double Members Double overview
Public Fields Epsilon Supported by the .NET Compact Framework. MaxValue Supported by the .NET Compact Framework. MinValue Supported by the .NET Compact Framework. NaN
Represents the smallest positive Double greater than zero. This field is constant. Represents the largest possible value of a Double. This field is constant. Represents the smallest possible value of a Double. This field is constant. Represents a value that is not a number (NaN). This field is constant.
Supported by the .NET Compact Framework. NegativeInfinity
Represents negative infinity. This field is constant.
Supported by the .NET Compact Framework. PositiveInfinity
Represents positive infinity. This field is constant.
Supported by the .NET Compact Framework. Public Methods CompareTo Supported by the .NET Compact Framework. Equals
Compares this instance to a specified object and returns an indication of their relative values. Overridden. Returns a value indicating whether this instance is equal to a specified object.
Supported by the .NET Compact Framework. GetHashCode
Overridden. Returns the hash code for this instance.
Supported by the .NET Compact Framework. GetType (inherited from Object)
Gets the Type of the current instance.
Supported by the .NET Compact Framework. GetTypeCode
Returns the TypeCode for value type Double.
Supported by the .NET Compact Framework. IsInfinity Supported by the .NET Compact Framework. IsNaN Supported by the .NET Compact Framework. IsNegativeInfinity Supported by the .NET Compact Framework. IsPositiveInfinity Supported by the .NET Compact Framework. Parse
Returns a value indicating whether the specified number evaluates to negative or positive infinity Returns a value indicating whether the specified number evaluates to a value that is not a number (NaN). Returns a value indicating whether the specified number evaluates to negative infinity. Returns a value indicating whether the specified number evaluates to positive infinity. Overloaded. Converts the string representation of a number to its double-precision floating point number
equivalent. Supported by the .NET Compact Framework. ToString Supported by the .NET Compact Framework. TryParse
Overloaded. Overridden. Converts the numeric value of this instance to its equivalent string representation. Converts the string representation of a number in a specified style and culture-specific format to its double-precision floating point number equivalent.
Protected Methods Finalize (inherited from Object) Supported by the .NET Compact Framework.
Overridden. Allows an Object to attempt to free resources and perform other cleanup operations before the Object is reclaimed by garbage collection.
MemberwiseClone (inherited from Object)
In C# and C++, finalizers are expressed using destructor syntax. Creates a shallow copy of the current Object.
Supported by the .NET Compact Framework. Char Members Represents a Unicode character. The Char type exposes the following members. Methods Name
Description Overloaded. Compares this instance to a specified object or value type, and indicates CompareTo whether this instance precedes, follows, or appears in the same position in the sort order as the specified object or value type. ConvertFromUtf32 Converts the specified Unicode code point into a UTF-16 encoded string. Overloaded. Converts the value of a UTF-16 encoded surrogate pair into a Unicode ConvertToUtf32 code point. Overloaded. Returns a value that indicates whether this instance is equal to a Equals specified object or Char value. Allows an Object to attempt to free resources and perform other cleanup operations Finalize before the Object is reclaimed by garbage collection. (Inherited from Object.) Returns the hash code for this instance. (Overrides ValueType..::.GetHashCode()() GetHashCode ().) Overloaded. Converts a specified numeric Unicode character to a double-precision GetNumericValue floating-point number. GetType Gets the Type of the current instance. (Inherited from Object.) GetTypeCode Returns the TypeCode for value type Char. Overloaded. Categorizes a Unicode character into a group identified by one of the GetUnicodeCategory UnicodeCategory values. Overloaded. Indicates whether a specified Unicode character is categorized as a IsControl control character. IsDigit Overloaded. Indicates whether a Unicode character is categorized as a decimal digit. IsHighSurrogate Overloaded. Indicates whether the specified Char object is a high surrogate. IsLetter Overloaded. Indicates whether a Unicode character is categorized as an alphabetic
IsLetterOrDigit IsLower IsLowSurrogate IsNumber IsPunctuation IsSeparator IsSurrogate IsSurrogatePair IsSymbol IsUpper IsWhiteSpace MemberwiseClone Parse ToLower ToLowerInvariant ToString ToUpper ToUpperInvariant TryParse
letter. Overloaded. Indicates whether a Unicode character is categorized as a letter or a decimal digit. Overloaded. Indicates whether a Unicode character is categorized as a lowercase letter. Overloaded. Indicates whether the specified Char object is a low surrogate. Overloaded. Indicates whether a Unicode character is categorized as a number. Overloaded. Indicates whether a Unicode character is categorized as a punctuation mark. Overloaded. Indicates whether a Unicode character is categorized as a separator character. Overloaded. Indicates whether a character has a surrogate code point. Overloaded. Indicates whether two specified Char objects form a surrogate pair. Overloaded. Indicates whether a Unicode character is categorized as a symbol character. Overloaded. Indicates whether a Unicode character is categorized as an uppercase letter. Overloaded. Indicates whether a Unicode character is categorized as white space. Creates a shallow copy of the current Object. (Inherited from Object.) Converts the value of the specified string to its equivalent Unicode character. Overloaded. Converts the value of a Unicode character to its lowercase equivalent. Converts the value of a Unicode character to its lowercase equivalent using the casing rules of the invariant culture. Overloaded. Converts the value of this instance to its equivalent string representation. Overloaded. Converts the value of a Unicode character to its uppercase equivalent. Converts the value of a Unicode character to its uppercase equivalent using the casing rules of the invariant culture. Converts the value of the specified string to its equivalent Unicode character. A return code indicates whether the conversion succeeded or failed.
Fields Name Description MaxValue Represents the largest possible value of a Char. This field is constant. MinValue Represents the smallest possible value of a Char. This field is constant. Explicit Interface Implementations Name Description Infrastructure. Note This conversion is not supported. Attempting to do so IConvertible..::.ToBoolean throws an InvalidCastException. IConvertible..::.ToByte Infrastructure. For a description of this member, see IConvertible..::.ToByte. IConvertible..::.ToChar Infrastructure. For a description of this member, see IConvertible..::.ToChar. Infrastructure. Note This conversion is not supported. Attempting to do so IConvertible..::.ToDateTime throws an InvalidCastException. Infrastructure. Note This conversion is not supported. Attempting to do so IConvertible..::.ToDecimal throws an InvalidCastException. Infrastructure. Note This conversion is not supported. Attempting to do so IConvertible..::.ToDouble throws an InvalidCastException. IConvertible..::.ToInt16 Infrastructure. For a description of this member, see IConvertible..::.ToInt16. IConvertible..::.ToInt32 Infrastructure. For a description of this member, see IConvertible..::.ToInt32. IConvertible..::.ToInt64 Infrastructure. For a description of this member, see IConvertible..::.ToInt64. Infrastructure. For a description of this member, see IConvertible..::.ToSByte IConvertible..::.ToSByte.
IConvertible..::.ToSingle IConvertible..::.ToType IConvertible..::.ToUInt16 IConvertible..::.ToUInt32 IConvertible..::.ToUInt64
Infrastructure. Note This conversion is not supported. Attempting to do so throws an InvalidCastException. Infrastructure. For a description of this member, see IConvertible..::.ToType. Infrastructure. For a description of this member, see IConvertible..::.ToUInt16. Infrastructure. For a description of this member, see IConvertible..::.ToUInt32. Infrastructure. For a description of this member, see IConvertible..::.ToUInt64.
Integer Members Declares an Integer class type that wraps the primitive type int into an object. The class contains method members to perform tests and to convert from int to other types and vice versa. The following tables list the members exposed by the Integer type. Public Constructors Name Integer
Description Overloaded. Constructs a new Integer object.
Public Fields Name Description MAX_VALUE The maximum value an Integer object can store. MIN_VALUE The minimum value an Integer object can store. TYPE The instance of the Class type that represents the primitive type of the Integer object. Public Methods Name byteValue compareTo decode doubleValue equals floatValue hashCode getInteger getClass intValue longValue clone parseInt shortValue toBinaryString ToBoolean ToByte
Description Overridden. Returns the byte value of an Integer object. Overloaded. Compares two Integer objects. Decodes a string and returns the corresponding integer. Overridden. Returns the double value of an Integer object. Overridden. Compares the current object to another object and returns a Boolean value. Overridden. Returns the float value of an Integer object. Overridden. Retrieves the hash code of an Integer object. Overloaded. Returns the integer value of a property. (inherited from Object) Overridden. Returns the int value of the current Integer object. Overridden. Returns the long value of the current Integer object. (inherited from Number) Overloaded. Parses the string parameter and converts it to an integer value. Overridden. Returns the short value of an Integer object. Converts the value of an integer to a binary string. Converts the value of an integer to Boolean using a specific format. Converts an Integer value to a byte using a specific format.
ToChar ToDateTime ToDecimal ToDouble toHexString ToInt16 ToInt32 ToInt64 toOctalString ToSByte ToSingle toString toString ToType ToUInt16 ToUInt32 ToUInt64 valueOf
Converts an Integer value to a char using a specific format. Converts an Integer object value to a date-time value using a specific format. Converts an Integer object value to a decimal value using a specific format. Converts an Integer object value to a double value using a specific format. Returns the hexadecimal string representation of an int. Converts an Integer object value to a 2-byte integer using a specific format. Converts an Integer object value to a 4-byte integer using a specific format. Converts an Integer object value to an 8-byte integer using a specific format. Returns the octal number string representation of an int. Converts an Integer object value to an sbyte value using a specific format. Converts an Integer object value to a float value using a specific format. Overloaded. Overloaded. Overridden. Returns the string representation of the value of an Integer object. Converts an Integer object to a specific type using a specified format. Converts an Integer object to an unsigned short integer using a specified format. Converts an Integer object to an unsigned integer using a specified format. Converts an Integer object to an unsigned long integer using a specified format. Overloaded.
