3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = Array ( "a" => "0,1", "b" => "0,0", "c" => "0,2", "d" => "0,3", "e" => "10,2" ); $b = Array ( 1 => "0,3", 2 => "10,2" ); $intersect = array_intersect($a, $b); Var_dump($intersect); Echo "matching keys is: " . Implode(", ", array_keys($intersect));

preferences:
25.36 ms | 407 KiB | 5 Q