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git-hash-object:tldr:c3bc6
The command "git hash-object" is used to compute the hash value of a given file without adding it to the Git repository.
Here's how the command works:
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${filename}
: This is a placeholder representing the name of the file for which you want to calculate the hash value. -
When you execute the command
git hash-object ${filename}
in the terminal, Git will generate a SHA-1 hash value for the contents of the file specified by${filename}
.-
The hash value is a 40-character hexadecimal string and is unique to the specific content of the file. It serves as a unique identifier for the file's content.
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Git uses the SHA-1 hash value to store and identify objects within the repository, such as files, directories, commits, etc.
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This hash value calculation considers the content of the file but ignores its filename or location.
-
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Git will then display the generated hash value on the terminal.
- You can use this hash value for various Git operations, such as referencing the file content in a commit, checking file changes, etc.
It's important to note that this command does not modify the Git repository itself. It only calculates the hash value of a file without any Git-related actions.