收藏 扫微信公共平台二维码，用微信扫就跳转到公共平台界面，没有用就跳转下载微信界面，这个功能是如何实现的？
扫微信公共平台二维码
有装微信就跳转到公共平台界面
没有装就跳转下载微信界面
这个功能是如何实现的？
我用我查查扫微信公共平台二维码
显示结果是URL，内容是这样的http://weixin.qq.com/r/RHU6NQjE1japhxlWnyBg
加密的url 可能加了某些参数判断
实现原理可能是这样的么
用微信扫的时候是否加入了一个特定的参数 提交到服务端是做了某些判断 返回不一样的值？
麻烦牛人们 解释下 实现的方法 指点指点小弟~~~
谢谢~~
回复讨论(解决方案)
没太看懂 也没太玩过这个东西 不过你说的处理方式应该是存在的。
没太看懂 也没太玩过这个东西 不过你说的处理方式应该是存在的。
http://mp.weixin.qq.com/cgi-bin/loginpage?t=wxm-login&lang=zh_CN
这个页面 右上角有个二维码
用微信扫就进入这个二维码 信息的主页
不用微信就跳转到提示安装微信的页面
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