|
| |
| 18.6.1.isgraph |
|
|
| Item | Value | | Header file | ctype.h | | Declaration | int isgraph(int ch); | | Return | returns nonzero if ch is a printable character other than space or zero is returned. |
|
For ASCII environments, printable characters are in the range 0x21 through 0x7E. |
#include <ctype.h>
#include <stdio.h>
int main(void)
{
char ch;
for(;;) {
ch = getchar();
if(isgraph(ch)){
printf("%c is printable\n", ch);
}
if(ch == '.'){
break;
}
}
return 0;
}
|
|
1
1 is printable
2
2 is printable
3
3 is printable
4
4 is printable
.
. is printable |
| 18.6.isgraph | | 18.6.1. | isgraph | | |
|