.gitignore in Git
The .gitignore is a special file in git to ignore files in git to track, we can specify those file names in the .gitignore file.
Create a file named .gitignore if we do not have it already in our directory. To create a file, use the touch command. It will use as follows:
Bash
 touch .gitignore 
The above command will create a .gitignore file on our directory.
 There are following rules for writing the names of file or folders in .gitignore: 
 1. All the files with the extension .log are ignored. 
 *.log 
 2. The following syntax will ignore the directory (or folder) Dir and everything inside it. 
 Dir/