For a detailed chart on what the different ctype functions return for each character of the standard ANSII character set, see the reference for the <cctype> header.
In C++, a locale-specific template version of this function (ispunct) exists in header <locale>.
- Character to be checked, casted to an int, or EOF.
Return ValueA value different from zero (i.e., true) if indeed c is a punctuation character. Zero (i.e., false) otherwise.
Sentence contains 2 punctuation characters.
|isgraph||Check if character has graphical representation using locale (function template)|
|iscntrl||Check if character is a control character (function)|