rtrim() function in PHP || PHP rtrim() function

rtrim() function in php

Last Updated by Pooja Chikara 18-May-20

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PHP rtrim() function is used to remove the user-defined text or whitespaces from the right side of a string. It is an inbuilt function in PHP. The return type of this function is a string.

NOTE:

  • If you want to remove some user-defined text or white space from the left side of any string, use ltrim() PHP function.
  • If you want to remove some user-defined text or white space from both sides of any string, use trim() PHP function.

Syntax:

rtrim($string,$characters);

here,

  • $string is a PHP string from which we want to remove either some predefined texts or white space used by this function. It is mandatory.
  • $characters are predefined text which we want to remove from the given string. It is optional.

Example:

<?php
$string="Hello everyone !!! welcome to our site";
$mod_string=rtrim($string,"welcome to our site");
echo "Original string is : <strong>$string</strong><br>";
echo "Modified string is : <strong>$mod_string</strong>";
?>

Output:

rtrim() function in php


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