How to realize Deep copy and shallow copy in Java

This article will explain in detail how to achieve deep copy and shallow copy in Java. The content of the article is of high quality, so the editor shares it for you as a reference. I hope you will have a certain understanding of the relevant knowledge after reading this article.

Shallow copy: a value transfer to the basic data type and a reference transfer copy to the reference data type. This is a shallow copy. The clone method in Java is a shallow copy.

Deep copy: pass values to basic data types, create a new object for reference data types, and copy its contents. This is a deep copy.

If you need to copy an object, be sure to implement the clonable interface.

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