Char.IsUpper Method (Char)
Microsoft Silverlight will reach end of support after October 2021. Learn more.
Indicates whether the specified Unicode character is categorized as an uppercase letter.
Namespace: System
Assembly: mscorlib (in mscorlib.dll)
Syntax
'Declaration
Public Shared Function IsUpper ( _
c As Char _
) As Boolean
public static bool IsUpper(
char c
)
Parameters
- c
Type: System.Char
A Unicode character.
Return Value
Type: System.Boolean
true if c is an uppercase letter; otherwise, false.
Remarks
Valid uppercase letters are members of the following category in UnicodeCategory: UppercaseLetter.
Version Information
Silverlight
Supported in: 5, 4, 3
Silverlight for Windows Phone
Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0
XNA Framework
Supported in: Xbox 360, Windows Phone OS 7.0
Platforms
For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.