IS_CAPS_ALPHA
- Macro
- August 22, 2025
Table of Contents
IS_CAPS_ALPHA
IS_CAPS_ALPHA
Description
Checks if the given character c
is an uppercase ASCII alphabet.
Parameters
Name | Direction | Description |
---|---|---|
c | in | The character to check. |
Success
Returns true for A-Z, false otherwise.
Failure
Function cannot fail - always returns boolean result.
Usage example (Cross-references)
- In
Types.h:317
:
///
/// TAGS: Character, Conversion, Case
#define TO_LOWER(c) (IS_CAPS_ALPHA(c) ? ((c) + ('a' - 'A')) : (c))
///