PHP Data Types A Data type is the classification of data into a category according to its attributes. Alphanumeric characters are classified as strings.Whole numbers are classified integers.Numbers with decimal points are classified as floating points.True or false values are classified as Boolean. PHP is a loosely typed language; it does not have explicit defined data types. PHP determines the data types by analyzing the attributes of data supplied. PHP implicitly supports the following data types Integer – whole numbers e.g. -3, 0, 69. The maximum value of an integer is platform-dependent. On a 32 bit machine, it’s usually around 2 billion. 64 bit machines usually have larger values. The constant PHP_INT_MAX is used to determine the maximum value. ....<?phpecho PHP_INT_MAX;?>..... Output: 9223372036854775807 Floating point number – decimal

What is PHP? PHP is a server side scripting language. that is used to develop Static websites or Dynamic websites or Web applications. PHP stands for Hypertext Pre-processor, that earlier stood for Personal Home Pages.PHP scripts can only be interpreted on a server that has PHP installed.The client computers accessing the PHP scripts require a web browser only.A PHP file contains PHP tags and ends with the extension ".php". What is a Scripting Language? A script is a set of programming instructions that is interpreted at runtime. A scripting language is a language that interprets scripts at runtime. Scripts are usually embedded into other software environments.The purpose of the scripts is usually to enhance the performance or perform routine tasks for an application.Server