Use case for output buffering as the correct solution to “headers already sent”

Question

I see (not just on this site) a lot of question from inexperienced PHP programmers about the infamous \"headers already sent... output started at\" error, and many people su

Answer 1

You might want to issue HTTP redirects late in the flow, for example in templates or exception handling. (Of course, a framework with templating or global exception handling would need output buffering anyway, so you could say it isn't a solution to this problem specifically.)