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git-check-ignore:tldr:4a5b3
The command "git check-ignore ${filename_or_directory}" is used to check if a file or directory is ignored by Git.
Here's how it works:
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"git check-ignore" is the command used to check if a file or directory is ignored by Git.
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"${filename_or_directory}" is a placeholder that represents the name of the file or directory you want to check.
When you run the command, Git checks the file or directory specified by "${filename_or_directory}" against the rules defined in the .gitignore file. If the file or directory is ignored, meaning it matches an entry in the .gitignore file, Git will not track it or include it in its operations (such as staging or committing changes).
The command will output the ignore rule that matches the file or directory, if any. If there are no matching rules, there will be no output, indicating that the file or directory is not ignored.
This command is useful when you want to verify if a specific file or directory is being ignored by Git, helping you identify any potential issues or discrepancies in your Git repository's configuration.