Memento

Memento - Dart

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. It consists of three parts: the Originator, the Memento, and the Caretaker. The Originator holds the state, the Memento is an immutable …

Memento - Scala

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 itself is modified or destroyed. This is crucial for implementing undo/redo functionality, transaction management, or versioning.

The Scala code implements the …

Memento - PHP

The Memento pattern is a behavioral pattern that captures and externalizes the internal state of an object without violating encapsulation. It allows restoring an object to its previous state (saving and loading states). This implementation uses a Memento class to hold the state, an Originator class whose state is …

Memento - Ruby

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 itself is modified or destroyed. This allows for “undo” operations or saving/restoring progress without violating encapsulation. My Ruby implementation uses a …

Memento - Swift

The Memento pattern is a behavioral design pattern that allows capturing and externalizing the internal state of an object without violating encapsulation. This is useful for implementing undo/redo functionality or saving/restoring object states. The pattern defines three roles: the Originator holds the state, the …

Memento - Kotlin

The Memento pattern is a behavioral pattern that allows you to capture and externalize the internal state of an object without violating encapsulation. It’s often used for implementing undo/redo functionality. A Memento object holds a snapshot of the object’s state. The Originator creates mementos and …

Memento - Rust

The Memento pattern captures and externalizes the internal state of an object without violating encapsulation. This allows restoring an object to a previous state. Here, a Gist struct holds the text content, and the GistMemento stores a snapshot of that content at a specific time. The Gist provides a method to create a …

Memento - Go

The Memento pattern captures and externalizes an object’s internal state so that the object can be restored to this state later, even by another object. It’s particularly useful for implementing undo/redo functionality or saving game states. Our Go implementation defines an Originator holding the state, a Memento …

Memento - C

The Memento pattern is a behavioral pattern that allows saving and restoring the internal state of an object without violating encapsulation. It involves three actors: the Originator (holding the state), the Memento (a snapshot of the state), and the Caretaker (responsible for storing and retrieving Mementos). This …

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. It’s useful for implementing undo/redo functionality, or for saving points in a game. The Originator holds the state, the Memento is an immutable snapshot of …