PHP | ctype_punct() Function

PHP ctype_punct() Function

Hello folks! welcome back to a new edition of our tutorial on PHP. In this tutorial guide, we are going to be studying about the PHP ctype_punct() Function.

The PHP ctype_punct() function checks if all the characters in the given string, text, are punctuation character.


Following below is the syntax to use this function -

ctype_punct ( $text );

Parameter Details

Sr.NoParameters & Description


The tested string.

Return Value

This built-in function returns TRUE if all the character in the text is printable, but neither letter, digit or blank, otherwise FALSE.


Try out the below example -

   $strings = array('k211!@!$#', '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";


When the above code is executed, it will produce the following result -

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

Alright guys! This is where we are going to be rounding up for this tutorial post. In our next tutorial, we are going to be discussing about the PHP ctype_space() Function.

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