A programming language is a language used by a person to solve a problem, and outlines a sequence of steps to take to solve it.
Currently, the following are programming languages used widely on the Internet:
Other programming languages which are less often used on the internet are:
HTML is not a programming language, because it does not specify steps to solve a problem; instead it is a markup language which describes how a web page should be displayed.
Market Ruler uses PHP and JavaScript technology in our products.