复制代码 代码如下:<?php /* MYSQL 数据库访问封装类 MYSQL 数据访问方式,php4支持以mysql_开头的过程访问方式,php5开始支持以mysqli_开头的过程和mysqli面向对象 访问方式,本封装类以mysql_封装 数据访问的一般流程: 1,连接数据库 mysql_connect or mysql_pconnect 2,选择数据库 mysql_select_db 3,执行SQL查询 mysql_query 4,处理返回的数据 mysql_fetch_array mysql_num_rows mysql_fetch_assoc mysql_fetch_row etc */ cla...
这篇文章主要介绍了php基于PDO实现功能强大的MYSQL封装类,结合完整实例形式分析了php基于pdo实现mysql数据库连接、增删改查、事务等操作的方法,需要的朋友可以参考下具体如下:class CPdo{protected $_dsn = "mysql:host=localhost;dbname=test";protected $_name = "root";protected $_pass = "";protected $_condition = array();protected $pdo;protected $fetchAll;protected $query;protected $result;protected $num;protect...
本篇文章演示的代码属于较为简单的数据库封装类,较适合初学,需要的朋友可以参考下接着稍微说说整体的思路。整个类的封装,包含一个连接数据库的私有属性$conn和若干操作函数。$conn在对象实例化的时候,由构造函数处理传入的参数后返回一个资源型的连接句柄。而后即可通过调用该实例化的对象的相应方法对数据库进行增删查改的操作。talk less and show code:<?php
/**
*以下代码用于数据库操作类的封装
*
* @author rex<rex.sp...
define('DSN', 'mysql:host=127.0.0.1;dbname=baozhong_tour'); //数据库地址+数据库名的常量 define('DB_USERNAME', 'root'); //数据库用户名 define('DB_USERPWD', ''); //数据库密码 ?> /** * @author shuimugan * @version 0.2 * @return PDOStatement */ function getConn() { try { $db = new PDO(DSN, DB_USERNAME, DB_USERPWD); //创建pdo对象,传入数据库参数信息 $db->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRM...
/** * auther soulence * 调用数据类文件 * modify 2015/06/12 */class DBConnect{ private $dbname = null; private $pdo = null; private $persistent = false; private $statement = null; private $lastInsID = null; private static $_instance = []; private function __construct($dbname,$attr) { $this->dbname = $dbname; $this->persistent = $attr; } public static fu...
代码如下:/* MYSQL 数据库访问封装类 MYSQL 数据访问方式,php4支持以mysql_开头的过程访问方式,php5开始支持以mysqli_开头的过程和mysqli面向对象 访问方式,本封装类以mysql_封装 数据访问的一般流程: 1,连接数据库 mysql_connect or mysql_pconnect 2,选择数据库 mysql_select_db 3,执行SQL查询 mysql_query 4,处理返回的数据 mysql_fetch_array mysql_num_rows mysql_fetch_assoc mysql_fetch_row etc */ class db_mysql { v...
php封装mysql类代码如下:
class Mysql { private $host; private $user; private $pwd; private $dbName; private $charset;private $conn = null;public function __construct() {$this->host = 'localhost'; $this->user = 'root'; $this->pwd = 'root'; $this->dbName = 'test';$this->connect($this->host,$this->user,$this->pwd);$this->switchDb($this->dbName);$this->setChar($this->charset); }//负责链接 private fu...
php封装mysql类代码如下:
class Mysql { private $host; private $user; private $pwd; private $dbName; private $charset;private $conn = null;public function __construct() {$this->host = 'localhost'; $this->user = 'root'; $this->pwd = 'root'; $this->dbName = 'test';$this->connect($this->host,$this->user,$this->pwd);$this->switchDb($this->dbName);$this->setChar($this->charset); }//负责链接 private fu...
dblink = @$func($dbhost,$dbuser,$dbpw) ;if ($halt && !$this->dblink){$this->halt("无法链接数据库!");}//设置查询字符集mysql_query("SET character_set_connection={$dbcharset},character_set_results={$dbcharset},character_set_client=binary",$this->dblink) ;//选择数据库$dbname && @mysql_select_db($dbname,$this->dblink) ;}//选择数据库function select_db($dbname){return mysql_select_db($dbname,$this->dbli...
代码如下:/* MYSQL 数据库访问封装类 MYSQL 数据访问方式,php4支持以mysql_开头的过程访问方式,php5开始支持以mysqli_开头的过程和mysqli面向对象 访问方式,本封装类以mysql_封装 数据访问的一般流程: 1,连接数据库 mysql_connect or mysql_pconnect 2,选择数据库 mysql_select_db 3,执行SQL查询 mysql_query 4,处理返回的数据 mysql_fetch_array mysql_num_rows mysql_fetch_assoc mysql_fetch_row etc */ class db_mysql { v...
代码如下:<?php /* MYSQL 数据库访问封装类 MYSQL 数据访问方式,php4支持以mysql_开头的过程访问方式,php5开始支持以mysqli_开头的过程和mysqli面向对象 访问方式,本封装类以mysql_封装 数据访问的一般流程: 1,连接数据库 mysql_connect or mysql_pconnect 2,选择数据库 mysql_select_db 3,执行SQL查询 mysql_query 4,处理返回的数据 mysql_fetch_array mysql_num_rows mysql_fetch_assoc mysql_fetch_row etc */ class db_mys...
本文实例讲述了php基于PDO实现功能强大的MYSQL封装类。分享给大家供大家参考,具体如下:
class CPdo{protected $_dsn = "mysql:host=localhost;dbname=test";protected $_name = "root";protected $_pass = "";protected $_condition = array();protected $pdo;protected $fetchAll;protected $query;protected $result;protected $num;protected $mode;protected $prepare;protected $row;protected $fetchAction;protected $beg...
废话不多说了,具体代码如下所示:
<?php
class mysql {
private $db_host; //数据库主机
private $db_user; //数据库用户名
private $db_pwd; //数据库用户名密码
private $db_database; //数据库名
private $conn; //数据库连接标识;
private $result; //执行query命令的结果资源标识
private $sql; //sql执行语句
private $row; //返回的条目数
private $coding; //数据库编码,GBK,UTF8,gb2312
private $bulletin = true; //是...
php封装mysql类代码如下:<?php
class Mysql { private $host; private $user; private $pwd; private $dbName; private $charset;
private $conn = null;
public function __construct() {
$this->host = localhost; $this->user = root; $this->pwd = root; $this->dbName = test;
$this->connect($this->host,$this->user,$this->pwd);
$this->switchDb($this->dbName);
$this->setChar($this->charset); }
//负责...
微软的visual studio没有自带连接Mysql的驱动,要去网上下载一个mysql-connector-net-6.4.3驱动,然后安装就可以使用。下面是我封装好的连接数据库的类,直接调用即可。 代码如下:using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Data;using System.Data.SqlClient;using System.Configuration;using MySql.Data.MySqlClient;namespace DAL{ public class GetConnection { ...