字符串处置成数组

$s="{SUCESS=[ttt,111],ERROR=[rrr,ggg,vd]}";
preg_replace('/(\w+)=\[(.*?)\]/e','$ar[$1]=explode(",","$2")',$s);
print_r($ar);
/*
Array
(
    [SUCESS] => Array
        (
            [0] => ttt
            [1] => 111
        )

    [ERROR] => Array
        (
            [0] => rrr
            [1] => ggg
            [2] => vd
        )

)
*/