php学习，一个简单的Calendar(1)

材料取之深入PHP与JQuery开发，这本书实际上就是讲述一个活动日程表。

此文章适合从其它语言（如java,C++,python等）转到php,没有系统学习php，或者是php初学者，已经对程序有较深理解的朋友

以上为文件目录结构，public为程序根目录，目的是为了安全方面的考虑，把核心程序放在外界访问不到的地方。

本地的演示地址为：http://localhost/index.php

首先是数据库的脚本：

/*

Navicat MySQL Data Transfer

Source Server         : localhost_3306

Source Server Version : 50130

Source Host           : 127.0.0.1:3306

Source Database       : php-jquery_example

Target Server Type    : MYSQL

Target Server Version : 50130

File Encoding         : 65001

Date: 2016-06-19 16:54:29

*/

CREATE DATABASE <span style="color: #0000ff">IF</span> NOT EXISTS `php-jquery_example`

  <span style="color: #0000ff">DEFAULT</span> CHARACTER SET utf8

  COLLATE utf8_unicode_ci<span style="color: #008000">;</span>

<span style="color: #008000">  </span>

<span style="color: #008000">  </span>

<span style="color: #008000">SET FOREIGN_KEY_CHECKS=0;</span>

-- ----------------------------

-- Table structure <span style="color: #0000ff">for</span> events

-- ----------------------------

DROP TABLE <span style="color: #0000ff">IF</span> EXISTS `events`<span style="color: #008000">;</span>

<span style="color: #008000">CREATE TABLE `events` (</span>

  `event_id` int(11) NOT NULL AUTO_INCREMENT,

  `event_title` varchar(80) COLLATE utf8_unicode_ci <span style="color: #0000ff">DEFAULT</span> NULL,

  `event_desc` text COLLATE utf8_unicode_ci,

  `event_start` timestamp NOT NULL <span style="color: #0000ff">DEFAULT</span> '0000-00-00 00:00:00',

  `event_end` timestamp NOT NULL <span style="color: #0000ff">DEFAULT</span> '0000-00-00 00:00:00',

  PRIMARY KEY (`event_id`),

  KEY `event_start` (`event_start`)

) ENGINE=MyISAM AUTO_INCREMENT=3 <span style="color: #0000ff">DEFAULT</span> CHARSET=utf8 COLLATE=utf8_unicode_ci<span style="color: #008000">;</span>

<span style="color: #008000"></span>

<span style="color: #008000">-- ----------------------------</span>

-- Records of events

-- ----------------------------

INSERT INTO `events` VALUES ('1', 'New Year&amp;<span style="color: #008000">;#039;s Day', 'Happy New Year!', '2010-01-01 00:00:00', '2010-01-01 23:59:59');</span>

INSERT INTO `events` VALUES ('2', 'Last Day of January', 'Last day of the month!Yay!', '2010-01-31 00:00:00', '2010-01-31 23:59:59')<span style="color: #008000">;</span>