http://www.jianshu.com/p/5b3d1933700f 格式有点乱，整理了下 JS代码：遍历网页源码中“img” 节点，并为...

http://www.jianshu.com/p/4be0fe1aa5ff

http://blog.csdn.net/whuslei/article/details/6667471

http://www.jianshu.com/p/5b0fa403b3ce