Char.IsDigit Method (Char)
[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]
Indicates whether the specified Unicode character is categorized as a decimal digit.
Assembly: mscorlib (in mscorlib.dll)
Parameters
- c
- Type: System.Char
A Unicode character.
This method determines if a Char is a radix-10 digit. This contrasts with the IsNumber method, which determines if 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 example demonstrates IsDigit.