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The details are as follows:

Object

Look at an example.

Single case

Comments: objects can not be created at will, only through Preferences::getInstance () to create objects.

Factory model

Output:

Appointment data encoded in BloggsCal format

Further increase flexibility settings

Output:

MegaApptEncoder

BloggsApptEncoder

The factory method model separates the creator class from the product class to be produced.

Abstract factory

It has become a certain rule to restrict through abstraction.

Output:

MegaCal header

Appointment data encoded in MegaCal format

MegaCal footer

A more powerful implementation

Output:

BloggsCal header

Appointment data encoded in BloggsCal format

BloggsCal footer

Prototype model

Transformed into a factory class that stores specific products.

Output:

EarthSea Object () EarthPlains Object () EarthForest Object () Thank you for reading! This is the end of this article on "sample analysis of object generation in PHP object-oriented programming". I hope the above content can be of some help to you, so that you can learn more knowledge. if you think the article is good, you can share it for more people to see!

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