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Friends who have just learned PHP often don’t know how to connect to the database. This article gives a simple example to help you easily create a database connection. Friends in need, come and take a look.
Demo code: <?php /** * php 连接数据库 * site bbs.it-home.org **/ $mydbhost ="localhost"; //配置主机 $mydbuser ="root"; //数据库用户 $mydbpw ="123456"; //数据库密码 $mydbname ="testdb"; //数据库名 //$mydbcharset ="GBK"; $conn=mysql_connect($mydbhost,$mydbuser,$mydbpw) or die ("服务器连接错误".mysql_error()); mysql_select_db($mydbname,$conn); mysql_query("SET NAMES 'utf8'"); date_default_timezone_set ('PRC'); $addtime=date("y-m-d H:i:s"); //定义常量 define('ALL_PS',"nkfwe24tot");//二次加密,密码字符 //echo md5("admin".ALL_PS); //信息提示函数 function showmsg($text,$urlstr="") { if($urlstr){ echo ''; exit; } else { echo ""; exit; } } ?>If the above code is already a piece of cake for you, then you can read: php mysql database operation class php database operation class (implementing table additions, deletions, modifications, querying, fetching rows, querying multiple pieces of data, etc.) A simple mysql database class Refer to how others write database operation classes, and try to encapsulate a PHP database operation class yourself. |