<?php
$regex = '#([a-zA-z ])\1{2,}$#';
$string = 'rrrr';
preg_match($regex, $string, $matches);
var_dump($matches);
- Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 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 - 8.3.26, 8.4.1 - 8.4.13
- array(2) {
[0]=>
string(4) "rrrr"
[1]=>
string(1) "r"
}
preferences:
136.76 ms | 408 KiB | 5 Q