how to create a branch from master in github code example

Example 1: how to create a new branch in github

- git branch xyz ==>
 it creates new branch named 'xyz' but still keep being on master branch
- git checkout xyz ==>
it will change your branch to the develop branch
- git checkout -b xyz ==> 
it creates also a branch named xyz and switches to it automatically

Example 2: github make new branch

git checkout -b [name_of_your_new_branch]