代码编辑器：
x
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$a1 = array("a"=>"red","b"=>"green","c"=>"blue","d"=>"yellow");3
$a2 = array("e"=>"red","f"=>"green","g"=>"blue");4
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$result = array_intersect($a1,$a2);6
print_r($result);7
$a1 = array("a"=>"red","b"=>"green","c"=>"blue","d"=>"yellow");$a2 = array("e"=>"red","f"=>"green","g"=>"blue");$result = array_intersect($a1,$a2);print_r($result);