PHP
What is PHP? PHP is an acronym for "PHP: Hypertext Preprocessor" PHP is a widely-used, open source scripting language PHP scripts are executed on the server PHP is free to download and use. What Can PHP Do? PHP can generate dynamic page content PHP can create, open, read, write, delete, and close files on the server PHP can collect form data PHP can send and receive cookies PHP can add, delete, modify data in your database PHP can be used to control user-access PHP can encrypt data PHP Data Types Variables can store data of different types, and different data types can do different things. PHP supports the following data types: String = ( A string is a sequence of characters, like "Hello world!". ) Integer = ( An integer data type is a non-decimal number between -2,147,483,648 and 2,147,483,647.) Float = (floating point numbers - also called double) = (A float (floating point number) is a number with a decimal point or a number i...