git ignore is not working code example

Example 1: updated gitignore not working

git rm -r --cached .
git add .
git commit -m "fixed untracked files"

Example 2: gitignore is not working

git rm -rf --cached .
git add .

Example 3: .gitignore file not ignoring the file

git rm -r --cached .
git add .
git commit -m “.gitignore is now working”