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lib_ascii.h/lib_ascii.c
Prototypes
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ASCII_IS_CTRL(c);
CPU_BOOLEAN ASCII_IsCtrl (CPU_CHAR c);
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Arguments
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Arguments
ch
Character to examine.
Returned Value
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ISO/IEC 9899:TC2, Section 7.4.1.4.(2) states that “iscntrl() ... tests for any control character”. ISO/IEC 9899:TC2, Section 7.4.(3), Note 169, states that in “the seven-bit US ASCII character set, ... the control characters are those whose values lie from 0 (NUL) through 0x1F (US), and the character 0x7F (DEL)”.
Example Usage
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| Language | C++ |
|---|---|
| CaptionText | CAPTION |
| language | cpp |
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