Bool32 IsAlpha(c);

Purpose

Returns TRUE if the character c is a lowercase or uppercase letter, that is, in the set a to z or A to Z. On Linux, this function also returns TRUE for international characters, such as à, á, Ä, and so on.

Parameters

Name Type Description
c uChar Character you want to analyze.

Return Value

Bool32, which can contain the following values.

Value Description
TRUE The character is alphabetic.
FALSE Otherwise.