Memento

Memento - C#

The Memento pattern is a behavioral design pattern that allows you to capture and externalize the internal state of an object without violating encapsulation. This enables restoring the object to its previous state later. It involves three key players: the Originator (holding the state), the Memento (a snapshot of the …

Memento - TypeScript

The Memento pattern is a behavioral pattern that allows you to capture and externalize the internal state of an object without violating encapsulation. This is useful for implementing undo/redo functionality, or for restoring an object to a previous state. The pattern consists of three parts: the Originator, which …

Memento - JavaScript

The Memento pattern is a behavioral pattern that allows you to capture and externalize the internal state of an object without violating encapsulation. This enables restoring the object to its previous state later, providing a way to implement undo/redo functionality or checkpointing.

The code defines a TextEditor …

Memento - Python

The Memento pattern captures and externalizes an object’s internal state so that the object can be restored to this state later, even if the object is modified or destroyed. This is particularly useful for implementing undo/redo functionality. Here, we use a Memento class to hold the state, an Originator to …

Memento - Java

The Memento pattern captures and externalizes an object’s internal state so that the object can be restored to this state later, even if the object is modified or moved to another place. It’s useful for implementing undo/redo functionality or for saving game states.

This Java implementation defines a …