//账号手机号替换*号
public function hidtel($phone){
$IsWhat = preg_match('/(1[3578]{1}[0-9])[0-9]{4}([0-9]{4})/i',$phone); //固定电话
if($IsWhat == 1){
return preg_replace('/(1[358]{1}[0-9])[0-9]{4}([0-9]{4})/i','$1****$2',$phone);
}else{
return substr_replace($phone,'****',2,4);
}
}