What does the unlink() function mean?

  • The unlink() function in PHP is used to delete a file from the server.
  • The unlink() function in PHP is used to include a file in the current script.
  • The unlink() function in PHP is used to rename a file on the server.
  • The unlink() function in PHP is used to copy a file to a different location on the server.
The unlink() function in PHP is used to delete a file from the server. It takes a single argument, which is the path to the file you want to delete. For example, you can use unlink('path/to/file.txt') to delete the file "file.txt" located in the "path/to" directory. It's important to note that the unlink() function permanently deletes the file, and there is no way to undo this operation. Therefore, caution should be exercised when using this function. It's also worth mentioning that the unlink() function requires appropriate file system permissions to delete the file.
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