<?php
preg_match('/([a-z]+)(<((?R)(,(?R))*)>)?/', 'a<b<c<d>>,g>', $matches, PREG_OFFSET_CAPTURE, 2);
print_r($matches);
- Output for 5.5.0 - 5.5.35, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
- Array
(
[0] => Array
(
[0] => b<c<d>>
[1] => 2
)
[1] => Array
(
[0] => b
[1] => 2
)
[2] => Array
(
[0] => <c<d>>
[1] => 3
)
[3] => Array
(
[0] => c<d>
[1] => 4
)
)
preferences:
210.81 ms | 405 KiB | 214 Q