PuStudy.Com Start write and Run your Web Code Online Work, PuStudy.Com Provide Online Web Editor, Every Language Code Work in this Editor, Editor Work Like as - Html, Php, Css, Bootstrap, Asp, jQuery Etc.
<?php
$a1=array("a"=>"red","b"=>"green","c"=>"blue","d"=>"yellow");
$a2=array("e"=>"red","f"=>"green","g"=>"blue");
$result=array_diff($a1,$a2);
print_r($result);
?>