官网帮助文档:https://help.github.com/articles/getting-started-with-searching-on-github/php
官网提供的高级搜索界面:https://github.com/search/advancedgit
基础语法: https://help.github.com/articles/understanding-the-search-syntax/github
搜索代码的帮助文档:https://help.github.com/articles/searching-code/web
注意事项:svg
文件名搜索:code
拓展名搜索:xml
文件内容搜索:文档
搜索仓库:get