How to remove the last character in php

php method to remove the last character: We can use the rtrim() function to remove the last character. The rtrim() function is used to remove blank characters or other predefined characters on the right side of a string and return the modified string. The usage method is as follows: [rtrim($str,"World!");].

rtrim() function removes whitespace characters or other predefined characters on the right side of a string and returns the modified string.

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Syntax:

rtrim(string,charlist)

Parameters:

• string Required. Specifies the string to check.

• #charlist Optional. Specifies which characters are removed from a string.

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Code implementation:

<?php
$str = "Hello World!";
echo $str . "<br>";
echo rtrim($str,"World!");
?>

Output result:

Hello World!
Hello

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