3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class A { private $_foo = array(); public function bar($source) { $ref = &$this->_foo; $ref = array(); return preg_replace_callback( '/\\w+/', function ($m) use (&$ref) { $ref[] = $m[0]; return "(" . $m[0] . ")"; }, $source ); } public function foo() { print_r($this->_foo); } } $a = new A(); $a->bar("lorem ipsum dolor"); $a->foo();
Output for 5.3.0 - 5.6.21, hhvm-3.12.0, 7.0.0 - 7.1.0
Array ( [0] => lorem [1] => ipsum [2] => dolor )
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/T4EOR on line 10
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/T4EOR on line 10
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/T4EOR 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, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/T4EOR on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/T4EOR on line 3
Process exited with code 255.