How do I set the default 'save image as' name for an image generated in PHP?

Question

I have a page in my site, displaying some images that are produced my PHP. When I right click on an image and click Save Image As I get as default name the name of the php f

Answer 1

In your picture_generator.php file you need to add a header with the name. such as

header("Content-Disposition: attachment; filename=\"myfile.png\"");