PHP chop() Function

Last Updated : 17 Mar 2025

The chop() function is used to remove whitespace or other predefined character from the right end of a string.

Syntax:

Note: chop() function is different than the Perl chop() function function, which is used to remove the last character in the string.

Parameter	Description	Required/Optional
string	the string to be check	Required
charlist	charlist parameter is empty	Optional

Example 1

<?php
$str = "Hello World!";
echo "Your string is :".$str."<br>";
echo "By using 'chop()' Functions is your string is: ".chop($str,"World!");
?>

Output:

Your string is :Hello World!
By using 'chop()' Functions is your string is: Hello

Example 2

<?php
$str = "Hello World!";
echo "Your string is :".$str."<br>";
echo "By using 'chop()' Functions is your string is: ".chop($str);
?>

Output:

Your string is :Hello World!
By using 'chop()' Functions is your string is: Hello World!

Example 3

<?php
$str = "Hello World!\n\n";
echo "Your string is :".$str."<br>";
echo "By using 'chop()' Functions is your string is: ".chop($str,"World!");
?>

Output:

Your string is :Hello World! 
By using 'chop()' Functions is your string is: Hello World!

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