C ctype isgraph() Function
Example
Check if a character has a graphical representation:
char c = '#';
if (isgraph(c)) {
printf("%c has a graphical representation", c);
} else {
printf("%c does not have a graphical representation", c);
}
Definition and Usage
The isgraph() function returns a non-zero value (equivalent to boolean true) if
a character is a graphical representation.
Examples of graphical characters are: ! " # $ % & ' ( ) * etc.
The isgraph() function is defined in the <ctype.h> header file.
Syntax
int isgraph(int c);Parameter Values
| Parameter | Description |
|---|---|
| c | Required. The ASCII value of a character or an actual character |
Technical Details
| Returns: | An int value which is non-zero (equivalent to boolean true) if the character has a graphical representation.Otherwise it returns 0 (equivalent to boolean false). |
|---|
