简单的SESSION管理类代码,PHP代码库,德仔网

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【PHP】简单的SESSION管理类

作者:军平 / 发布于2015/10/14/ 525


	<?php
	/**
	* Created by PhpStorm.
	* User: zerodeng
	* Date: 15-5-12
	* Time: 下午3:09
	*/

	class session {
	const SESSION_STARTED = TRUE;
	const SESSION_NOT_STARTED = FALSE;

	private $session_state = self::SESSION_NOT_STARTED;
	private static $instance;

	public static function get_instance(){
	if(!isset(self::$instance)){
	self::$instance = new self;
	}

	self::$instance->start_session();
	return self::$instance;
	}

	public function start_session(){
	if($this->session_state == self::SESSION_NOT_STARTED){
	$this->session_state = session_start();
	}
	return $this->session_state;
	}

	public function __set($name,$value){
	$_SESSION[$name] = $value;
	}

	public function __get($name){
	if(isset($_SESSION[$name])){
	return $_SESSION[$name];
	}
	}

	public function __isset($name){
	return isset($_SESSION[$name]);
	}

	public function __unsset($name){
	unset($_SESSION[$name]);
	}

	public function destroy(){
	if($this->session_state == self::SESSION_STARTED){
	$this->session_state = !session_destroy();
	unset($_SESSION);
	return !$this->session_state;
	}

	return false;
	}
	}

试试其它关键字

　管理类　　 SESSION　

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