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==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.
<p>For ASCII environments, printable characters are in the range 0x21 through 0x7E.</p>

   
<source lang="cpp">#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;
  }</source>