Returns TRUE if every character in text is
printable and actually creates visible output (no white space), FALSE
otherwise.
PÅ™Ãklady
PÅ™Ãklad 1. A ctype_graph() example
<?php $strings = array('string1' => "asdf\n\r\t", 'string2' => 'arf12', 'string3' => 'LKA#@%.54'); foreach ($strings as $name => $testcase) { if (ctype_graph($testcase)) { echo "The string '$name' consists of all (visibly) printable characters.\n"; } else { echo "The string '$name' does not consist of all (visibly) printable characters.\n"; } } ?>
Výše uvedený pÅ™Ãklad vypÃÅ¡e:
The string 'string1' does not consist of all (visibly) printable characters.
The string 'string2' consists of all (visibly) printable characters.
The string 'string3' consists of all (visibly) printable characters.