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Mysql's complete database connection PHP class library

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Mysql's complete database connection PHP class library

<?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);
}
}

private $db_host; //Database host

private $db_user; //Database username

private $db_pwd; //Database username and password

private $db_database; //Database name

private $conn; //Database connection identification;

private $result; //Result identification of query command execution

private $ sql; //sql execution statement

private $row; //number of entries returned

private $coding; //database encoding, gbk, utf8, gb2312

private $bulletin = true; //Whether to enable error logging

private $show_error = false; //In the testing phase, all errors are displayed, which has security risks and is closed by default

private $is_error = false; //Whether to terminate immediately when an error is detected, the default is true, it is recommended not to enable it, because it is very distressing for users to not see anything when there is a problem

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Complete example of PHP database operation Helper class, phphelper_PHP tutorial

12 Jul 2016

A complete example of PHP database operation Helper class, phphelper. A complete example of the PHP database operation Helper class, phphelper This article describes the PHP database operation Helper class through examples. Share it with everyone for your reference, the details are as follows: PHP operation database is divided into several