Online PHP editor | refs for F9rQ9

<?php $text = "Lorem Ipsum is simply one dummy text of the printing and two typesetting industry. Lorem Ipsum has been the industry's one standard dummy text ever since the three 1500s."; $keys = ['one', 'two', 'three']; $escaped = implode('|', array_map('preg_quote', $keys)); preg_match_all('#\b(' . $escaped . ')\b\s*\K.*?(?=\s*(?:$|\b(?:' . $escaped . ')\b))#', $text, $m, PREG_SET_ORDER); var_export(array_column($m, 0, 1));