3v4l.org

run code in 300+ PHP versions simultaneously
<?php $re = '/(?:ID: )(\d+)/m'; $str = 'How many points would you like to add or subtract? (Note: Key a negative number to deduct points) The following user will be updated: ID: 13 Name: Alex Company: Unknown Current Points: 2'; preg_match_all($re, $str, $matches, PREG_SET_ORDER, 0); // Print the entire match result echo $matches[0][1];
Output for 5.6.38, 7.1.0 - 7.1.24, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
13

preferences:
181.24 ms | 407 KiB | 5 Q