PHP - Function ctype_punct()

Syntax

ctype_punct ( $text );

Definition and Usage

This function checks if all of the characters in the provided string, text, are punctuation character.

Parameters

Return Value

It returns TRUE if every character in text is printable, but neither letter, digit or blank, FALSE otherwise.

Example

Try out following example −

<?php
   $strings = array('k211!@!$#', 'foo!#$bar', '*$()');
   
   foreach ($strings as $test) {
      if (ctype_punct($test)) {
         echo "$test consists of all punctuation. \n";
      }else {
         echo "$test does not have all punctuation. \n";
      }
   }
?> 

This will produce the following result −

k211!@!$# does not have all punctuation.
foo!#$bar does not have all punctuation.
*$()  consists of all punctuation.