mysql的完整資料庫連接PHP類別庫

<?php

class mysql {

public function __construct($db_host, $db_user, $db_pwd, $db_database, $conn, $coding) {

$this->db_host = $db_host;

$this->db_user = $db_user;

$this->db_pwd = $db_pwd;

$this->db_database = $db_database;

$this->conn = $conn;

$this->coding = $coding;

$this->connect();

}

/*数据库连接*/

public function connect() {

if ($this->conn == "pconn") {

//永久链接

$this->conn = mysql_pconnect($this->db_host, $this->db_user, $this->db_pwd);

} else {

//即使链接

$this->conn = mysql_connect($this->db_host, $this->db_user, $this->db_pwd);

}

if (!mysql_select_db($this->db_database, $this->conn)) {

if ($this->show_error) {

$this->show_error("数据库不可用：", $this->db_database);

}

}