php连接mysql数据库并写入数据
使用php程序的朋友都知道php与mysql非常不错的一对了,我们常常用它来做WEB开发,下面我来介绍最简单的php连接mysql数据库并写入数据,有需要的朋友可参考。
原理步骤
1,php利用mysql_connect与mysql数据库连接
2,打开MySQL数据库
3,接受页面数据,PHP录入到指定的表中
4、然后利用mysql_query把sql执行并保存到数据库中。
连接mysql数据库超级简单如下
代码如下 | 复制代码 |
mysql_connect("localhost","root","");//连接MySQL mysql_select_db("hello");//选择数据库 ?> |
例1
代码如下 | 复制代码 |
require_once("conn.php");//引用数据库链接文件 $uname = $_GET['n'];//GET方法为URL参数传递 $sql = "insert into members(username,password) values ('$uname','$psw')"; mysql_close();//关闭MySQL连接 |
结合了更简单的
代码如下 | 复制代码 |
|

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