how to remove file from git add code example

Example 1: git undo add

// undo add for one file
git reset <file>

// undo add for all files
git reset

Example 2: git remove added file

# you can undo git add before commit with:
git reset <file-name>
# or this command to unstage all due changes:
git reset

Example 3: how to delete file from git command

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

Example 4: git remove added file to commint

git reset file-name