Char.IsDigit Method (Char)

 

Indicates whether the specified Unicode character is categorized as a decimal digit.

Namespace:   System
Assembly:  mscorlib (in mscorlib.dll)

static member IsDigit : 
        c:char -> bool

Parameters

c
Type: System.Char

The Unicode character to evaluate.

Return Value

Type: System.Boolean

true if c is a decimal digit; otherwise, false.

This method determines whether a Char is a radix-10 digit. This contrasts with IsNumber, which determines whether a Char is of any numeric Unicode category. Numbers include characters such as fractions, subscripts, superscripts, Roman numerals, currency numerators, encircled numbers, and script-specific digits.

Valid digits are members of the UnicodeCategory.DecimalDigitNumber category.

The following code example demonstrates IsDigit.

No code example is currently available or this language may not be supported.

Universal Windows Platform
Available since 8
.NET Framework
Available since 1.1
Portable Class Library
Supported in: portable .NET platforms
Silverlight
Available since 2.0
Windows Phone Silverlight
Available since 7.0
Windows Phone
Available since 8.1
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