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PHP正则获取字符串中数字

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2016-06-20 12:54:22792browse

<?php    $patterns = "/\d+/"; //第一种    //$patterns = "/\d/";   //第二种    $strs="left:0px;top:202px;width:90px;height:30px";    preg_match_all($patterns,$strs,$arr);    print_r($arr);    /***************运行结果*********************/  //第一种Array(    [0] => Array        (            [0] => 0            [1] => 202            [2] => 90            [3] => 30        ))//第二种Array(    [0] => Array        (            [0] => 0            [1] => 2            [2] => 0            [3] => 2            [4] => 9            [5] => 0            [6] => 3            [7] => 0        ))

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