<?php
$re = '/(?<=\w)(?=(?:\w\w)+$)/m';
$str = '121510';
preg_match_all($re, $str, $matches, PREG_SET_ORDER);
// Print the entire match result
var_dump($matches);
- Output for 5.6.38, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
- array(2) {
[0]=>
array(1) {
[0]=>
string(0) ""
}
[1]=>
array(1) {
[0]=>
string(0) ""
}
}
preferences:
178.79 ms | 403 KiB | 174 Q