手机号码判断php函数，包含15号段

PHP: 

---


<?php
  
   function checkMobile($str)
    {
        $pattern = "/^(13|15)\d{9}$/";
        if (preg_match($pattern,$str))
        {
             Return true;
        }
        else
        {
            Return false;
        }
    }
    $str = checkMobile("15800000001");
    if($str)
    {
    echo("符合手机号码标准");
    }
    else
    {
    echo("不符合手机号码标准");
    }
?>