PHP is a popular server-side scripting language for the web. Which can perform all types of calculations, that is from figuring out what day it is or what day of the week March 18, 2046, falls on, to performing all types of mathematical equations. Hence, PHP is particularly good at interacting with MySQL databases, rather opens endless possibilities. You can even perform complex tasks like setting up a login system, create a website search feature, or you can do things like creating a username and password login pages, check details from a form, create forums, picture galleries, surveys, and a whole lot more.