PHP replace Zero Width Space using preg_replace

replace-zero-width-space.php

<?php

/**
 * http://stackoverflow.com/questions/11305797/remove-zero-width-space-characters-from-a-javascript-string
 * U+200B zero width space
 * U+200C zero width non-joiner Unicode code point
 * U+200D zero width joiner Unicode code point
 * U+FEFF zero width no-break space Unicode code point
 */
 
$text = preg_replace( '/[\x{200B}-\x{200D}]/u', '', $text );