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run code in 300+ PHP versions simultaneously
<?php $a1=array("a"=>"red","b"=>"green","c"=>"blue","d"=>"yellow"); $a2=array("e"=>"red","f"=>"green","g"=>"blue"); $result=array_intersect($a1,$a2); print_r($result);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [a] => red [b] => green [c] => blue )

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