时间：2019-04-02 09:27:51

git diff

git diff 比较文件变更。

常用操作

1. 比较工作区文件和上次提交之间的变更，也可用于查看冲突。

   ```shell

   所有文件

   git diff

   指定文件

   git diff ... ```

2. 比较缓存区和上次提交之间的变更。

   ```shell

   所有文件

   git diff --cached

   指定文件

   git diff --cached ... ```

3. 比较工作区和缓存区文件和上次提交之间的变更。

   shell git diff HEAD