Char.IsLetterOrDigit Method (Char)

 

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

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

static member IsLetterOrDigit : 
        c:char -> bool

Parameters

c
Type: System.Char

The Unicode character to evaluate.

Return Value

Type: System.Boolean

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

Valid letters and decimal digits are members of the following categories in UnicodeCategory: UppercaseLetter, LowercaseLetter, TitlecaseLetter, ModifierLetter, OtherLetter, or DecimalDigitNumber.

The following code example demonstrates IsLetterOrDigit.

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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