判断年龄

同学小江

于 2021-05-13 15:25:32 发布

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分类专栏： PHP 文章标签： php

本文链接：https://blog.youkuaiyun.com/j393819650/article/details/116751975

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<?php

 function birthday($birthday){
     $age = strtotime($birthday);
     if ($age === false) {
         return false;
     }
     list($y1, $m1, $d1) = explode("-", date("Y-m-d", $age));
     $now = strtotime("now");
     list($y2, $m2, $d2) = explode("-", date("Y-m-d", $now));
     $age = $y2 - $y1;
     if ((int)($m2 . $d2) < (int)($m1 . $d1))
         $age -= 1;
     return $age;
 }
 echo birthday('1990-05-21');die;