Introduction

• git commit command is used to save the changes from the staging area to the Git repository.
• Below is the diagram represents the working of git commit command :-

• It saves the state of your project, including all tracked files.
• When you make a commit in Git, it is simply added to the currently active branch.
  
• Each commit has a unique identifier (SHA-1 hash), allowing you to track changes accurately.

• A commit usually includes a commit message, describing the purpose of the change. For example :
  git commit -m "message"
• Commits help in version control, enabling rollback to previous states if needed.
• You can see the history of your commits using git log to understand how your project has changed over time.

How to use git commit ?

1. Stage your changes by any one below command:
   • git add <file-name> # Stages a specific file
   • git add . # Stages all changes in the directory
2. Commit your changes:
   • git commit -m "Your commit message here" # Commits with a message
3. The command will show the following:
   • 

Different ways to use git commit ?

1. Commit with a Message:
   • git commit -m "Your commit message"
   • Saves staged changes with a short description.
   • This command is the most commonly used way to commit changes in Git.
2. Commit Only Specific Files:
   • git commit filename.txt -m "Commit message"
   • Commits only the specified file(s).
3. Commit with a Default Message Editor:
   • git commit
   • Opens the default editor to write a commit message.
4. Commit All Tracked Files (Skip git add):
   • git commit -a -m "Your commit message"
   • Automatically stages and commits modified and deleted files (but not new untracked files).
5. Amend the Last Commit:
   • git commit --amend -m "Updated commit message"
   • Modifies the last commit (useful for fixing commit messages or adding missed changes).