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run code in 200+ php & hhvm versions
Bugs & Features
<?php interface AncientStableInterface { public function doThings($val); } class Stuff implements AncientStableInterface { public function doThings($val) { return $val; } } class NewStuff implements AncientStableInterface { public function doThings($val, array $optional = array()) { return $val + count($optional); } } $a = new Stuff; var_dump($a->doThings(123)); $a = new NewStuff; var_dump($a->doThings(123, array(4, 5)));
Output for 5.1.0 - 7.2.0
int(123) int(125)
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_ARRAY, expecting '&' or T_VARIABLE in /in/KWY3M on line 18
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING in /in/KWY3M on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING in /in/KWY3M on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/KWY3M on line 3
Process exited with code 255.