How to restore the encoding of a file or the file itself (PHP)?

Question

PHP

Good day!
There is a php file when editing it, the light blinked, the computer rebooted accordingly and the file lost all the code, that is, there were only squares left, while the file weighs 104kb, can you tell me if this file can be restored?
here is the file itself: https://yadi.sk/d/b7Wd2N3NqiYCX

Answer 1

Answer: You can't.
Future tip: use github or bitbucket

Answer 2

Try like this:

right click on file->properties->Previous versions (for Windows).