<?php
$pattern = '/((?<!\w)#\w+)/i';
$subject = <<<EOT
Blablalb #toto zdjsdf #ho_yeah
EOT;
$result = [];
preg_replace_callback('/((?<!\w)#\w+)/i', function ($matches) use(&$result) {
var_dump($matches);
}, $subject);
var_dump($result);
- Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 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 - 8.3.7
- array(2) {
[0]=>
string(5) "#toto"
[1]=>
string(5) "#toto"
}
array(2) {
[0]=>
string(8) "#ho_yeah"
[1]=>
string(8) "#ho_yeah"
}
array(0) {
}
- Output for 4.4.3 - 4.4.9, 5.1.0 - 5.1.1, 5.1.3 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
- Parse error: syntax error, unexpected '[' in /in/mTUpZ on line 8
Process exited with code 255. - Output for 4.4.2, 5.1.2
- Parse error: syntax error, unexpected '[' in /in/mTUpZ on line 9
Process exited with code 255. - Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
- Parse error: parse error, unexpected '[' in /in/mTUpZ on line 8
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error in /in/mTUpZ on line 8
Process exited with code 255.
preferences:
250.97 ms | 401 KiB | 359 Q