{{keywords>wiki library source code example reference}}
===== isprint =====
<code c>
    int isprint(int chr);
</code>

tests if character is printable

===== C Sourcecode Example =====
<code c>
#include <stdio.h> /* including standard library */
//#include <windows.h> /* uncomment this for Windows */

#include <ctype.h>

int main ( void )
{
  int i;
  char string[11]="Test -!&%1";
  for (i=0; i <= 11;i++)
    {
     if ( isprint(string[i]) != 0 )
      {
       printf("Character %i is printable char\n",i);
      }
    }
  return 0;
}

</code>

==== output ====
    cd@najai:~$ ./isprint 
    Character 0 is printable char
    Character 1 is printable char
    Character 2 is printable char
    Character 3 is printable char
    Character 4 is printable char
    Character 5 is printable char
    Character 6 is printable char
    Character 7 is printable char
    Character 8 is printable char
    Character 9 is printable char