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微信打印机是怎么实现的

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Release： 2016-06-13 12:08:37
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微信打印机是如何实现的
大家知道微信打印机吗？我想知道用户发送的图片传到微信服务器上后是如何发送到链接打印机的客户机上的？
请大神解释下。
难道是客户机一直向服务器发送请求吗？

------解决思路----------------------
一般微信打印机你可以理解为一个网络打印机  首先你必须获得许可后才能使用这个设备  原理和局域网共享打印机类似
------解决思路----------------------
需要打印机保持和服务端的长连接，服务端用php的话可以看下workerman，有人用它作为服务端实现了微信打印机

Related labels：
nbsp php workerman
source：php.cn
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