how to set username in git code example

Example 1: git config username

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

Example 2: set username git

git config --global user.name "My Name"

Example 3: git user config

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

Example 4: change global user name git

$ git config --global user.name "Mona Lisa"