HTML is a markup language rather than a programming language. You can specify how you want text to appear on a Web page with HTML, but you can't make decisions or change the contents of the page ...
Facebook has released a programming language called Hack, which marries the ease of PHP with the rigorous safety controls of older languages such as C++. PHP programmers should easily understand Hack, ...
No, you don’t need an IDE to code in PHP language, you can code in Notepad and be all good. But trust me, you wouldn’t want to go that route as you have to put in a lot of extra and unnecessary work ...