一 代码
<?php $host = "127.0.0.1"; // $userName = "root"; // $password = "root"; // if ($connID = mysql_connect($host, $userName, $password)){ // echo "<script language='javascript'>alert('连接上');</script>"; }else{ echo "<script language='javascript'>alert('没连上');</script>"; } ?>
二 运行结果