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26 lines
741 B
26 lines
741 B
2 years ago
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# Hash File
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### Instructions
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Create a function `hashFile(file)` that given the name of a file in the current folder, expected to be a string, returns the hash `sha256` of the content of this file as a string.
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### Usage
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_textfile.txt_
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```
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Sometimes science is more art than science.
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```
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```js
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let hash = hashFile("textfile.txt")
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console.log(hash)
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// expected result : 575e6ccc6aa3882344d97a8ebae4b7fc4852f9149ad14007d11164450f751eb1
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```
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### Notions
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- [Node.js _crypto_ hash](https://nodejs.org/docs/latest-v14.x/api/crypto.html#crypto_class_hash)
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- [Node.js _fs_ readFileSync](https://nodejs.org/docs/latest-v14.x/api/fs.html#fs_fs_readfilesync_path_options)
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- [Wikipedia: Hash_function](https://en.wikipedia.org/wiki/Hash_function)
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