PHP Magic Method Daquan

The 16 Magic methods are detailed below

Description: PHP, which starts with two underscores, is called the Magic Method (Magic methods), which plays a pivotal role in PHP. Magic methods include:

1. __construct (), constructor of class

2. __destruct (), Destructor for class

3. __call (), called when an inaccessible method is called in an object

4. __callstatic (), called when a non-accessible method is called in a static manner

5. __get (), which is called when a member variable of a class is obtained

6. __set (), which is called when a member variable of a class is set

7. __isset (), called when isset () or empty () is called on an inaccessible property

8. __unset () is called when unset () is called on a non-accessible property.

9. __sleep (), when executing serialize (), this function is called first

10. __wakeup (), when executing unserialize (), this function is called first

11. __tostring (), which is a method of responding when a class is treated as a string

12. __invoke (), called when a function is called in a way that responds to an object

13. __set_state (), this static method is called when the Var_export () export class is called.

14. __clone (), called when the object copy is complete

15. __autoload (), attempting to load an undefined class

16. __debuginfo () to print the required debug information

For the use of each magic method, please jump to the following link:

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PHP Magic Method Daquan