How to use vscode as git editor

Stackoverflow gives Instructions to make vscode as git editor.

1. Ensure Code is on shell path
2. Set Code as the git editor

   git config --global core.editor "code --wait"

3. Use Code to edit configurations

   git config --global -e

1. Add configurations to use Code as default diff tool

   [diff]
    tool = default-difftool
   [difftool "default-difftool"]
    cmd = code --wait --diff $LOCAL $REMOTE