场景

1.将已有项目代码纳入Git管理

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cd 项目代码所在文件
git init

2.新建的项目直接用Git管理

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cd 某个文件夹
git init your_project # 会在当前路径下创建和项目名称同名的文件夹
cd your_project
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 G:\mygitea\GitLearn\0-material 
$ vi Readme.md

 G:\mygitea\GitLearn\0-material   master ± 
$ cd ..

 G:\mygitea\GitLearn   master ± 
$ git add .
warning: LF will be replaced by CRLF in 0-material/Readme.md.
The file will have its original line endings in your working directory

 G:\mygitea\GitLearn   master ± 
$ git status
On branch master

No commits yet

Changes to be committed:
  (use "git rm --cached <file>..." to unstage)
        new file:   0-material/Readme.md


 G:\mygitea\GitLearn   master ± 
$ git config --local user.name "Jabari"

 G:\mygitea\GitLearn   master ± 
$ git config --local user.email "innocenfox@gmail.com"

 G:\mygitea\GitLearn   master ± 
$ git commit -m "Add Readme"
[master (root-commit) fecfd50] Add Readme
 1 file changed, 3 insertions(+)
 create mode 100644 0-material/Readme.md