目录
首页:http://www.runoob.com/
html参考手册:http://www.runoob.com/tags/html-reference.html
工具:https://c.runoob.com/
http://www.runoob.com/http/http-methods.html
http://www.jb51.net/article/51951.htm
http://tool.oschina.net/commons
http://tool.oschina.net/commons?type=2
http://tool.oschina.net/commons?type=3
http://tool.oschina.net/commons?type=4
http://tool.oschina.net/commons?type=5
http://tool.oschina.net/commons?type=6
http://tool.oschina.net/commons?type=7
http://tool.oschina.net/commons?type=8
原文：https://www.cnblogs.com/Wang-Y/p/9338064.html