How to use Unlink() function

Question

I\'m trying to use PHP unlink() function to delete away the specific document in the folder. That particular folder has already been assigned to full rights to

Answer 1

define("BASE_URL", DIRECTORY_SEPARATOR . "book" . DIRECTORY_SEPARATOR);
define("ROOT_PATH", $_SERVER['DOCUMENT_ROOT'] . BASE_URL);

$path = "doc/stuffs/sample.docx";

if (unlink(ROOT_PATH . $Path)) {   
  echo "success";
} else {
  echo "fail";    
}

// http://localhost/book/doc/stuffs/sample.docx
// C:/xampp/htdocs\book\doc/stuffs/sample.docx