how to remove files via git code example

Example 1: how to delete file from git command

git rm file1.txt
git commit -m "remove file1.txt"

Example 2: git remove file

git rm [-f | --force] [-n] [-r] [--cached] [--ignore-unmatch]
	  [--quiet] [--pathspec-from-file=<file> [--pathspec-file-nul]]
	  [--] [<pathspec>…]