If you have an
IDE that supports remote debugging such as NetBeans, Eclipse, PhpStorm or Zend Studio, you'll be able to debug your code on a remote server that has the Xdebug extension enabled. Run code one command at a time, see the values of variables at runtime and much more.
Furthermore, if you enable Xdebug's profiler, you can use a profiling tool in your IDE (or an external one like CacheGrind) to analyze which functions are slowing your application d