Hey guys,
I recently upgraded to the beta version of chrome, and decided to check out some apps, and found a pretty good php one,
https://chrome.google.com/webstore/detail/clbhjjdhmgeibgdccjfoliooccomjcab
Instead of going to the manual every time, you just click and search, if you have a decent understanding of PHP, then you should be able to use it fine, as it only gives you a little bit of into about the function.