No doubt PHP is the most used language of scripting in practice. Being faster, it has also the feature of detailed documentation, also it has numerous scripts that are ready to use. It also pursues the feature to get supported by various frameworks. But most of all, it easily fixes the bugs other than any scripting language. Like Python, we can take it as an example here.
XDebug tool helps out in finding the data that is very useful to fetch the bugs in a source code. It is generally called as an extension to PHP Debugging. It can simply be plug-in right with the countless popular PHP applications like php designer & php eclipse.
Webgrind supports a subset having the features of the tool kcachegrind. It harly install within seconds & thus works on all the platforms. For quick optimizations, it does its jobs surely.