PHP UK Conference 2014 - Davey Shafik - PHP Under The Hood

This talk explores common performance issues in PHP by examining the C internals of the language. The speaker delves into advanced profiling techniques, helping attendees understand why certain operations, such as ++$i compared to $i++, have varying performance characteristics. This session is designed for those with a strong familiarity with PHP and some experience in profiling, aiming to provide deeper insights into the underlying processes that affect code efficiency.