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IsCharAlphaNumeric function

Determines whether a character is either an alphabetical or a numeric character. This determination is based on the semantics of the language selected by the user during setup or through Control Panel.

Syntax


BOOL WINAPI IsCharAlphaNumeric(
  _In_  TCHAR ch
);

Parameters

ch [in]

Type: TCHAR

The character to be tested.

Return value

Type: BOOL

If the character is alphanumeric, the return value is nonzero.

If the character is not alphanumeric, the return value is zero. To get extended error information, call GetLastError.

Requirements

Minimum supported client

Windows 2000 Professional [desktop apps only]

Minimum supported server

Windows 2000 Server [desktop apps only]

Header

Winuser.h (include Windows.h)

Library

User32.lib

DLL

User32.dll

Unicode and ANSI names

IsCharAlphaNumericW (Unicode) and IsCharAlphaNumericA (ANSI)

See also

Reference
IsCharAlpha
Conceptual
Strings

 

 

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