3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function permutation(array $arr) { while($ele=array_shift($arr)) { $x=$ele; echo $x."\n"; foreach($arr as $rest) { $x.=" $rest"; echo $x."\n"; } } } permutation(array("arcelik","bosch","eczacibasi","beko"));
Output for 5.1.0 - 7.1.0
arcelik arcelik bosch arcelik bosch eczacibasi arcelik bosch eczacibasi beko bosch bosch eczacibasi bosch eczacibasi beko eczacibasi eczacibasi beko beko
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_ARRAY, expecting '&' or T_VARIABLE in /in/dQTn4 on line 2
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_ARRAY, expecting ')' in /in/dQTn4 on line 2
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_ARRAY, expecting ')' in /in/dQTn4 on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/dQTn4 on line 2
Process exited with code 255.