3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $input = '1. Who was the first president of the United States of America? ANSWER: George Washington'; $regex = '/^(\d+)\.\s*(.+)ANSWER:\s+(.+)/m'; preg_match_all( $regex, $input, $matches); var_dump( $matches);
Output for 4.3.0 - 7.2.0
array(4) { [0]=> array(0) { } [1]=> array(0) { } [2]=> array(0) { } [3]=> array(0) { } }