Builder

The Prototype design pattern specifies the kind of objects to create using a prototypical instance, and create new objects by copying this prototype.

Usage          Medium

UML class diagram

A visualization of the classes and objects participating in this pattern.

Sample code

This structural code demonstrates the Prototype pattern in which new objects are created by copying pre-existing objects (prototypes) of the same class.

Output

See also

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• Common Design Patterns
• Design Guidelines
• Documentation