一个MYsql类

<?php
class mysql {
 /*+++++++++++++++数据库访问类++++++++++++++++++++++++++
 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 */
   //=================================================
        //连接数据
 private $Host        = "localhost";  //服务器地址
 private $Database    = "sansu";       //数据库名称
 private $User        = "root";       //用户名
 private $Password    = "czq339403229";           //用户密码
 private $Char_Set    = "utf8";       //设置数据库字符集
       //结果数据
 public $Link_ID      = 0;            //数据库连接
 public $Query_ID     = 0;            //查询结果
 public $Row_Result   = array();     //结果节组成的数组
 public $Field_Result = array();     //结果集字段组成的数组
// public $Affected_Rows=null;         //影响的行数
// public $Rows         = null;        //结果集行数
// public $Fields       = null;        //结果集字段数
// public $Row_Position = null;        //记录指针位置索引
 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// _______________________________________________________________
  /*
     +++++++++++构造函数++++++++++++++++
  +++++++++++++++