htdoc/htdocs/button/connect.php

<?php
error_reporting(E_ALL ^ E_DEPRECATED);
$link = mysql_connect("42.193.106.113", "wenchi", "wenchi123") or die("連線失敗");
//$link = mysql_connect("localhost", "root", "qwe110110") or die("連線失敗");
//$link = mysql_connect("localhost", "wenchi", "wenchi") or die("連線失敗");
mysql_select_db("wenchi");
mysql_set_charset('utf8', $link);