<?php
$pattern = '/.*(?!(?<!%)[A-Z0-9]{2})+.*/';
$string = 'a%C3%B1o';
$res = preg_match ( $pattern, $string, $result );
var_dump( $res, $result );
- Output for 5.3.19 - 5.3.29, 5.4.9 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 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
- int(1)
array(1) {
[0]=>
string(8) "a%C3%B1o"
}
- Output for 5.2.0 - 5.2.17, 5.3.0 - 5.3.18, 5.4.0 - 5.4.8
- Warning: preg_match(): Compilation failed: nothing to repeat at offset 23 in /in/EN4QM on line 6
bool(false)
NULL
- Output for 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
- Warning: preg_match(): Compilation failed: nothing to repeat at offset 23 in /in/EN4QM on line 6
bool(false)
array(0) {
}
- Output for 4.3.0 - 4.3.10
- Warning: Compilation failed: nothing to repeat at offset 23 in /in/EN4QM on line 6
bool(false)
array(0) {
}
preferences:
307.92 ms | 401 KiB | 460 Q