Truncate String Words

function.php

<?php
function truncateStringWords($str, $maxlen,$replace = '...') {
        if (strlen($str) <= $maxlen) return $str;
        $newstr = substr($str, 0, $maxlen);
        if (substr($newstr, -1, 1) != ' ') $newstr = substr($newstr, 0, strrpos($newstr, " "));
    
        return $newstr.$replace;
    }
?>