Examples (4)
Compare the working directory with a specific commit
git diff-index commitCompare a specific file or directory in working directory with a commit
git diff-index commit path/to/file_or_directoryCompare the working directory with the index (staging area) to check for staged changes
git diff-index --cached commitSuppress output and return an exit status to check for differences
git diff-index --quiet commitmade by @shridhargupta | data from tldr-pages