3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function search($input) { $result = $input; for($a=0;$a<count($input);$a++) { for($b=0;$b<count($input);$b++) { $d=""; for($c=1;$c<$b;$c++) { $d = $d . $input[$a+$c]; print $a + $c; } $result[]= $d; } } return array_filter(array_unique($result)); } print json_encode(search(["a", "b"])) . "\n"; print json_encode(search(["a", "b", "c"]));
Output for 5.4.0 - 7.1.0
["a","b"] 12 Notice: Undefined offset: 3 in /in/iO5F6 on line 14 3["a","b","c"]
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[', expecting ')' in /in/iO5F6 on line 24
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 '[', expecting ')' in /in/iO5F6 on line 24
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/iO5F6 on line 24
Process exited with code 255.