How to prevent Browser cache for php site

Question

I have a php site running in cloud server.When ever i add new files css, js or images the browser is loading the same old js, css and image files stored in cache.

My

Answer 1

I had problem with caching my css files. Setting headers in PHP didn't help me (perhaps because the headers would need to be set in the stylesheet file instead of the page linking to it?).

I found the solution on this page: https://css-tricks.com/can-we-prevent-css-caching/

The solution:

Append timestamp as the query part of the URI for the linked file.
(Can be used for css, js, images etc.)

For development:

For production (where caching is mostly a good thing):

(and rewrite manually when it is required)

Or combination of these two:

">

EDIT:

Or prettier combination of those two: