ZIP all files in directory and download generated .zip

Question

Well, first of all, this is my folder structure:

images/

image1.png
image11.png
image111.png
image223.png
generate_zip.php

And this is min

Answer 1

======= Working solution !======

includes all sub-folders:

new GoodZipArchive('path/to/input/folder',    'path/to/output_zip_file.zip') ;

at first, include this piece of code.