The page does not change after editing the code immediately

When i type or edit the code on view,controller etc, the page not change immediately, but am wait around 10 - 20 second page has change.
I suspect about the cache,It’s possibility for this?
How to fix this like another framework , edit code reload page code should be change immediately, Please help.

Disable cache in your browser. Or you can put a no cache header in your application.