git分支

研究了一番branch分支的用法:

    $ git checkout -b dev
    Switched to a new branch 'dev'

等价于:

    $ git branch dev
    $ git checkout dev
    Switched to branch 'dev'

小结

查看分支：git branch

创建分支：git branch

切换分支：git checkout

创建+切换分支：git checkout -b

合并某分支到当前分支：git merge

删除分支：git branch -d