PHP Data Types

PHP data types are used to hold different types of data or values. PHP supports 8 primitive data types that can be categorized further in 3 types:

  1. Scalar Types
  2. Compound Types
  3. Special Types

PHP Data Types: Scalar Types

There are 4 scalar data types in PHP.

  1. boolean
  2. integer
  3. float
  4. string

PHP Data Types: Compound Types

There are 2 compound data types in PHP.

  1. array
  2. object

PHP Data Types: Special Types

There are 2 special data types in PHP.

  1. resource
  2. NULL
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