<?php
$expression = "eND";
preg_match('~^(?:(?P<offset>[0-9]+)(?:st|nd|rd|th)* from )*(?P<position>start|beginning|last|end)+$~i', $expression, $matches);
var_dump($matches);
- Output for 4.3.3 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.35, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- array(5) {
[0]=>
string(3) "eND"
["offset"]=>
string(0) ""
[1]=>
string(0) ""
["position"]=>
string(3) "eND"
[2]=>
string(3) "eND"
}
- Output for 4.3.0 - 4.3.2
- array(3) {
[0]=>
string(3) "eND"
[1]=>
string(0) ""
[2]=>
string(3) "eND"
}
preferences:
266.51 ms | 401 KiB | 372 Q