3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $data = []; $data['phone'] = '2514017257'; $matches = []; preg_match("/\+1\d{10}/", $data['phone'], $matches); var_dump(preg_match("/\+1\d{10}/", $data['phone'], $matches)); print_r($matches); $data['phone'] = '+12514017257'; $matches = []; preg_match("/\+1\d{10}/", $data['phone'], $matches); print_r($matches);
Output for 5.4.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
int(0) Array ( ) Array ( [0] => +12514017257 )
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/8JQSG on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/8JQSG on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/8JQSG on line 3
Process exited with code 255.