基于数据库的页面计数器范例
基于数据库的页面计数器范例
<HTML>
<HEAD>
<TITLE></TITLE>
</HEAD>
<BODY>
<?php
$db = mysql_connect("localhost", "root", "qwaszx");
$query = "select * from num";
$result = mysql_db_query("test", $query);
if ($result) {
$r = mysql_fetch_array($result);
$counter = $r["NumValue"];
$counter = $counter + 1;
$query = 'update num set NumValue=' . $counter . ' where id=1';
$result = mysql_db_query("test", $query);
mysql_close();
echo '您好，您是第' . $counter . '位访客';
}
?>
</BODY>
</HTML>教程地址：http://www.phprm.com/code/6b47f41175f4b9b66fc96d777dbdaab8.html
欢迎转载！但请带上文章地址^^