Regular expression to get numbers in string

 $patterns = "/d+/"; //First type
 //$patterns = "/d/"; //Second type
 $strs="left:0px;top :202px;width:90px;height:30px";
 preg_match_all($patterns,$strs,$arr);
 print_r($arr);

/***************operation result*********************/
//First type
Array
(
 [0] => Array
 (
 [0] => 0
 [1] => 202
 [2] => 90
 [3] => 30
 )
)
/ /Second
Array
(
 [0] =>
 [4] => 9
 [5] => 0
 [6] => 3
 [7] => 0
 )
)


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Regular expression