Diff

查看未暂存 (un-staged) 差异

git diff
git diff --name-only

查看已暂存 (staged) 差异

git diff --staged

显示空白字符错误 (space/tab/return)

git diff --check

Generate patch (-u):

git diff -u <src> <dist>
git diff -Nur <src_dir> <dist_dir>

删除 squash branch:

# Output the diff between main and fix/components branches
git diff main..fix/components

# If git diff is empty, delete the branch in force
git branch -D fix/components

Patch

patch -p[num] < patchFile
patch -dry -run -p[num] < patchFile

diff -Nur program_1.0 program_2.0 > program_2.0.patch
patch -p1 <../program_2.0.patch

git format-patch: mailbox 的格式来生成一系列的补丁以便你可以发送到一个邮件列表中.
git am: 应用来自邮箱的补丁.
git apply: 应用一个通过 git diff 或者甚至使用 GNU diff 命令创建的补丁.

Patch​

Patch