这里有新鲜出炉的PHP面向对象编程,程序狗速度看过来!
PHP(外文名: Hypertext Preprocessor,中文名:“超文本预处理器”)是一种通用开源脚本语言。语法吸收了C语言、Java和Perl的特点,入门门槛较低,易于学习,使用广泛,主要适用于web开发领域。PHP的文件后缀名为php。
本篇文章主要介绍了php 实现收藏功能的示例代码,小编觉得挺不错的,现在分享给大家,也给大家做个参考。一起跟随小编过来看看吧
整理文档,搜刮出一个php 实现收藏功能的示例代码,稍微整理精简一下做下分享。
html:
- <a class = "x" id="{$photo.id}" uid="{$Think.session.uid}" status = "{$collect_pic}" href = "javascript:void(0);">
- <if condition = "$collect_num gt 0">
- <span>取消收藏</span>
- <else/><span>收藏</span></if></a>
Js:
- //点击收藏,实现已收藏
- $('.x').on('click',function(){
- var Oa=$(this);
- var id=Oa.attr('id');//获取图片id属性
- var uid = Oa.attr('uid');//获取用户id
- var status = Oa.attr('status'); //获取收藏状态 1收藏,0取消收藏
- $.post('url',{id:id,uid:uid,status:status},function(msg){
- if(msg.status==1){
- Oa.find("span").text('取消收藏');
- Oa.attr('status','1');
- }else{
- Oa.find("span").text('收藏');
- Oa.attr('status','0');
- }
- },'json')
- })
PHP:
- //判断用户是否已收藏该图片
- $data['uid'] = $_SESSION['uid'];
- $data['pid'] = $pid;
- $collect_pic = M('collect') - >where($data) - >getfield('status');
- $this - >collect_num = $collect_num;
- $this - >collect_pic = $collect_pic;
- //收藏成功
- public
- function cang() {
- $data['pid'] = isset($_POST['id']) ? intval(trim($_POST['id'])) : 0;
- $data['uid'] = $_SESSION['uid'];
- //默认o收藏 1取消收藏
- $status = isset($_POST['status']) ? intval(trim($_POST['status'])) : 0;
- $db = M('collect');
- if ($status == 0) {
- //数据组装,忽略
- if (M('collect') - >data($collect) - >add()) {
- $msg['info'] = "ok";
- $msg['status'] = 1;
- $this - >ajaxreturn($msg);
- exit;
- } else {
- $msg['info'] = 'fail';
- $msg['status'] = 1;
- $this - >ajaxreturn($msg);
- }
- } else {
- //取消收藏
- if ($db - >where($data) - >delete()) {
- $msg['info'] = "ok";
- $msg['status'] = 0;
- $this - >ajaxreturn($msg);
- exit;
- } else {
- $msg['info'] = 'fail';
- $msg['status'] = 0;
- $this - >ajaxreturn($msg);
- }
- }
思路:基本没什么难度,注意细节即可。
来源: http://www.phperz.com/article/17/0908/345362.html