Shulou(Shulou.com)06/03 Report--

This article mainly introduces what are the advanced features of PHP, which can be used for reference by interested friends. I hope you can learn a lot after reading this article.

The details are as follows:

Advanced featur

These include:

1. Static methods and properties (accessing data and functionality through classes rather than objects)

two。 Abstract classes and interfaces (separation of design and implementation)

3. Error handling (exception)

4.Final classes and methods (restrict inheritance)

5. Interceptor (automatic delegation)

6. Destructor (cleanup before object destruction)

7. Clone an object (create a copy of the object)

8. Parse an object into a string

PS, learn to look at code from a memory perspective. Imagine the microscopic world of computers.

A small example of a static method

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