Determines whether a character is a printing character.
Files
lib_ascii.h/lib_ascii.c
Prototypes
Arguments
ch
Character to examine.
Returned Value
DEF_YES
,
if character is a printing character;
DEF_NO
,
if character is not a printing character.
Required Configuration
None.
Notes / Warnings
ISO/IEC 9899:TC2, Section 7.4.1.8.(2) states that “isprint()
... tests for any printing character including space (' '
)”. ISO/IEC 9899:TC2, Section 7.4.(3), Note 169, states that in “the seven-bit US ASCII character set, the printing characters are those whose values lie from 0x20
(space) through 0x7E
(tilde)”.