CharExtensionIsDigit Method

Indicates whether the Unicode character is categorized as a member of the Unicode category "Decimal Digit Number".

Definition

Namespace: FolkerKinzel.Strings
Assembly: FolkerKinzel.Strings (in FolkerKinzel.Strings.dll) Version: 9.4.0+10a7d4d71aa960998e32ac0ac6c4fcbe4164c917

C#

public static bool IsDigit(
	this char c
)

VB

<ExtensionAttribute>
Public Shared Function IsDigit ( 
	c As Char
) As Boolean

C++

public:
[ExtensionAttribute]
static bool IsDigit(
	wchar_t c
)

F#

[<ExtensionAttribute>]
static member IsDigit : 
        c : char -> bool

Parameters

c Char: The Unicode character to examine.

Return Value

Boolean
true, if c is categorized as a member of the Unicode category "Decimal Digit Number", otherwise false.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type Char. 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).

Remarks

Calls IsDigit(Char).

Tip

The Unicode category "Decimal Digit Number" includes many more characters than the digits 0-9. Use the method IsAsciiDigit(Char) if you want to check for the characters 0-9.