Checking for embarrassing words in a string

embarrassing-words.php

<?php
// String Cleaner – Cleans words you don't want out of strings.

// Step 1 – Define the string and the words yoiu want to remove.
$string = 'this is my silly input how cool is it?';
$words_to_remove ='silly|my|eggs'; // Seperate words with | this is regular expression.

// Step 2 – shorten the string
$string = substr($string, 0, 23); // This with return the first 23 characters (including spaces) in the string.

// Step 3 – Remove the words
echo preg_replace('#b('.$words_to_remove.')b#is', '', $string); // This will remove the

// This would return:
// this is input
?>