Online PHP editor | refs for jSGuh

<?php $arr1 = array("alpha","omega","bravo","charlie","delta","foxfrot"); $arr2 = array("alpha","gamma","bravo","x-ray","charlie","delta","halo","eagle","foxfrot"); $result = array_intersect($arr1, $arr2); print_r($result); $a1=array("a"=>"red","b"=>"green","c"=>"blue","d"=>"yellow"); $a2=array("e"=>"red","f"=>"black","g"=>"purple"); $a3=array("a"=>"red","b"=>"black","h"=>"yellow"); $result=array_intersect($a1,$a2,$a3); print_r($result);