PHP is one of the best choice for creating web applications. Because it supports advanced web constellations. It supports most of the popular databases, libraries. PHP script can be embedded with hypertext and client-side script.
With these collective integration, PHP as an open-source attracts people in web development businesses. Currently, most renowned websites are using PHP. For example, Google, Facebook, Yahoo! and more. As per 2013 metrics made by online research agencies like Netcraft, more than 200 million websites is using PHP.