What are the basic data types of variables in php

PHP contains the following basic data types: 1. Integer (storage of integers); 2. Floating point number (storage of decimals); 3. String (storage of text); 4. Array (storage of collections of elements); 5 . Boolean value (storage logical value); 6. Object (storage complex data structure); 7. Resource (referencing external resources); 8. NULL (representing a null value).

Basic data types in PHP

The PHP language contains several basic data types, which are used for storage and manipulate different types of data. Basic data types include:

1. Integer (integer)

• is used to store integers, including positive numbers, negative numbers and zero.
• For example: 10, -5, 0

2. Floating point number (float)

• is used to store decimals or Double precision number.
• For example: 3.14, -1.23, 0.0

3. String

• is used to store text data , consisting of one or more characters.
• For example: "Hello World", "123", ""

4. Array(array)

• Use For storing a collection of elements, each element can be any type of data.
• For example: ["apple", "banana", "cherry"]

5. Boolean value (boolean)

• Used to store logical values, there are only two types: true or false.
• For example: true, false

6. Object

• is used to store complex data structures, including attributes and methods.
• For example: Class instantiation object

7. Resource

• is used to represent references to external resources , such as a database connection or file handle.

8. NULL

• is used to represent a null value or a non-existent value.

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