手机号验证及归属地

<?php 

// 手机号验证 

function checkMobileValidity($mobilephone){ 

$exp = "/^13[0-9]{1}[0-9]{8}$|15[012356789]{1}[0-9]{8}$|18[012356789]{1}[0-9]{8}$|14[57]{1}[0-9]$/"; 

if(preg_match($exp,$mobilephone)){ 

return true; 

}else{ 

return false; 

} 

} 

// 手机号码归属地(返回: 如 广东移动) 

function checkMobilePlace($mobilephone){ 

$url = "http://tcc.taobao.com/cc/json/mobile_tel_segment.htm?tel=".$mobilephone."&t=".time(); 

$content = file_get_contents($url); 

$p = substr($content, 56, 4); 

$mo = substr($content, 81, 4); 

return $str = conv2utf8($p).conv2utf8($mo); 

} 

// 转换字符串编码为 UTF8 

function conv2utf8($text){ 

return mb_convert_encoding($text,'UTF-8','ASCII,GB2312,GB18030,GBK,UTF-8'); 

}