git config --global user.email "[email protected]"

Example 1: git user.name user.email

git config --global user.name "Your Name"
git config --global user.email "[email protected]"

Example 2: add git user and email

git config --global user.email "[email protected]"
git config --global user.name "My Name"

Example 3: add email to git config

To set your global username/email configuration:
Open the command line.
Set your username:
git config --global user.name "FIRST_NAME LAST_NAME"
Set your email address:
git config --global user.email "[email protected]"
To set repository-specific username/email configuration:
From the command line, change into the repository directory.
Set your username:
git config user.name "FIRST_NAME LAST_NAME"
Set your email address:
git config user.email "[email protected]"
Verify your configuration by displaying your configuration file:
cat .git/config

Example 4: git commit please tell me who you are

1.git init
2.git config user.name "someone"
3.git config user.email "[email protected]"
4.git add *
5.git commit -m "some init msg"

Example 5: git config global username

git config --global user.name "John Doe"
git config --global user.email [email protected]