M_CodeJam_Strings_StringExtensions_IsNumber_1

StringExtensions.IsNumber Method (String, Int32)

Indicates whether the character at the specified position in a specified string is categorized as a number.

Namespace: CodeJam.Strings
Assembly: CodeJam (in CodeJam.dll) Version: 2.1.0.0

Syntax

C#

public static bool IsNumber(
	this string str,
	int index
)

VB

<ExtensionAttribute>
Public Shared Function IsNumber ( 
	str As String,
	index As Integer
) As Boolean

F#

[<ExtensionAttribute>]
static member IsNumber : 
        str : string * 
        index : int -> bool 

Parameters

 

str

Type: System.String
A string.

index

Type: System.Int32
The position of the character to evaluate in str.

Return Value

Type: Boolean
true if the character at position index in str is a number character; otherwise, false.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type String. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).

See Also

Reference

StringExtensions Class
IsNumber Overload
CodeJam.Strings Namespace