3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo preg_replace_callback('/(\w+) (\w+)/', function($matches) { var_dump($matches); return strtoupper($matches);},'rodrigo capile rodrigo capile rodrigo capile');
based on RCZ22
Output for 5.3.0 - 7.2.0
array(3) { [0]=> string(14) "rodrigo capile" [1]=> string(7) "rodrigo" [2]=> string(6) "capile" } Warning: strtoupper() expects parameter 1 to be string, array given in /in/vKr0L on line 4 array(3) { [0]=> string(14) "rodrigo capile" [1]=> string(7) "rodrigo" [2]=> string(6) "capile" } Warning: strtoupper() expects parameter 1 to be string, array given in /in/vKr0L on line 4 array(3) { [0]=> string(14) "rodrigo capile" [1]=> string(7) "rodrigo" [2]=> string(6) "capile" } Warning: strtoupper() expects parameter 1 to be string, array given in /in/vKr0L on line 4
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/vKr0L on line 2
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 T_FUNCTION in /in/vKr0L on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/vKr0L on line 2
Process exited with code 255.