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_notebooks/CSSE/Lessons/Classes_and_Methods/2024-10-27-classes-intro.ipynb
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_notebooks/CSSE/Lessons/Classes_and_Methods/2024-11-04-classes-hw.ipynb
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,186 @@ | ||
| { | ||
| "cells": [ | ||
| { | ||
| "cell_type": "code", | ||
| "execution_count": null, | ||
| "metadata": { | ||
| "vscode": { | ||
| "languageId": "yaml" | ||
| } | ||
| }, | ||
| "outputs": [], | ||
| "source": [ | ||
| "---\n", | ||
| "comments: true\n", | ||
| "layout: post\n", | ||
| "title: JavaScript Classes & Methods Homework\n", | ||
| "description: The JavaScript Classes & Methods Homework assignment for the JavaScript Fundamentals course.\n", | ||
| "author: Lucas Masterson\n", | ||
| "permalink: /csse/javascript/fundamentals/classes/hw/\n", | ||
| "categories: [JavaScript Fundamentals]\n", | ||
| "---" | ||
| ] | ||
| }, | ||
| { | ||
| "cell_type": "markdown", | ||
| "metadata": {}, | ||
| "source": [ | ||
| "# Classes & Methods Homework\n", | ||
| "****" | ||
| ] | ||
| }, | ||
| { | ||
| "cell_type": "markdown", | ||
| "metadata": {}, | ||
| "source": [ | ||
| "## Homework!\n", | ||
| "\n", | ||
| "As you read through this, notice the new content introduced. We encourage you to do your own research (this can be Google, ChatGPT, documentation, etc.). Here, we introduce the `_` property (memory safety), `extends` keyword, and `super()` method.\n", | ||
| "\n", | ||
| "To complete the homework, implement the `TODO:` comments. The example usage should guide you and work if all implementation is done correctly. Have fun! \n", | ||
| "\n", | ||
| "*If anything simply cannot go wrong, it will anyway.*" | ||
| ] | ||
| }, | ||
| { | ||
| "cell_type": "code", | ||
| "execution_count": null, | ||
| "metadata": { | ||
| "vscode": { | ||
| "languageId": "javascript" | ||
| } | ||
| }, | ||
| "outputs": [ | ||
| { | ||
| "data": { | ||
| "application/javascript": "\nclass Aircraft {\n constructor(model, capacity, range) {\n this._model = model;\n this._capacity = capacity;\n this._range = range;\n }\n\n // Getter for model\n get model() {\n return this._model;\n }\n\n // Setter for model\n set model(newModel) {\n this._model = newModel;\n }\n\n // Getter for capacity\n get capacity() {\n return this._capacity;\n }\n\n // Setter for capacity\n set capacity(newCapacity) {\n this._capacity = newCapacity;\n }\n\n // Getter for range\n get range() {\n return this._range;\n }\n\n // Setter for range\n set range(newRange) {\n this._range = newRange;\n }\n\n // Method to display aircraft details\n displayDetails() {\n return `Model: ${this._model}, Capacity: ${this._capacity}, Range: ${this._range} km`;\n }\n\n // Static method\n static compareRange(aircraft1, aircraft2) {\n return aircraft1.range - aircraft2.range;\n }\n}\n\n// Example usage\nlet boeing = new Aircraft('Boeing 747', 416, 13800);\nlet airbus = new Aircraft('Airbus A380', 853, 15700);\n\nconsole.log(boeing.displayDetails());\nconsole.log(airbus.displayDetails());\nconsole.log(`Range difference: ${Aircraft.compareRange(boeing, airbus)} km`);\nclass FighterJet extends Aircraft {\n constructor(model, capacity, range, speed) {\n super(model, capacity, range);\n this._speed = speed;\n }\n\n // Getter for speed\n get speed() {\n return this._speed;\n }\n\n // Setter for speed\n set speed(newSpeed) {\n this._speed = newSpeed;\n }\n\n // Method to display fighter jet details\n displayDetails() {\n return `Model: ${this._model}, Capacity: ${this._capacity}, Range: ${this._range} km, Speed: ${this._speed} km/h`;\n }\n}\n\n// Example usage\nlet f16 = new FighterJet('F-16', 1, 4220, 2400);\nlet f22 = new FighterJet('F-22', 1, 2960, 2410);\n\nconsole.log(f16.displayDetails());\nconsole.log(f22.displayDetails());\nconsole.log(`Range difference: ${Aircraft.compareRange(f16, f22)} km`);\n", | ||
| "text/plain": [ | ||
| "<IPython.core.display.Javascript object>" | ||
| ] | ||
| }, | ||
| "metadata": {}, | ||
| "output_type": "display_data" | ||
| } | ||
| ], | ||
| "source": [ | ||
| "%%js\n", | ||
| "\n", | ||
| "class Aircraft {\n", | ||
| " // Constructor\n", | ||
| " constructor(model, capacity, range) {\n", | ||
| " this._model = model; // _model is a convention to indicate that it's a private property\n", | ||
| " this._capacity = capacity; // _capacity is a convention to indicate that it's a private property\n", | ||
| " this._range = range; // _range is a convention to indicate that it's a private property\n", | ||
| " }\n", | ||
| "\n", | ||
| " // Getter for model\n", | ||
| " get model() {\n", | ||
| " return this._model;\n", | ||
| " }\n", | ||
| "\n", | ||
| " // Setter for model\n", | ||
| " set model(newModel) {\n", | ||
| " this._model = newModel;\n", | ||
| " }\n", | ||
| "\n", | ||
| " // Getter for capacity\n", | ||
| " get capacity() {\n", | ||
| " return this._capacity;\n", | ||
| " }\n", | ||
| "\n", | ||
| " // Setter for capacity\n", | ||
| " set capacity(newCapacity) {\n", | ||
| " this._capacity = newCapacity;\n", | ||
| " }\n", | ||
| "\n", | ||
| " // Getter for range\n", | ||
| " get range() {\n", | ||
| " // TODO: get the range\n", | ||
| " }\n", | ||
| "\n", | ||
| " // Setter for range\n", | ||
| " set range(newRange) {\n", | ||
| " // TODO: set the range\n", | ||
| " }\n", | ||
| "\n", | ||
| " // Method to display aircraft details\n", | ||
| " displayDetails() {\n", | ||
| " // TODO: display the details (model, capacity, range)\n", | ||
| " }\n", | ||
| "\n", | ||
| " // Static method to compare range\n", | ||
| " static compareRange(aircraft1, aircraft2) {\n", | ||
| " return aircraft1.range - aircraft2.range;\n", | ||
| " }\n", | ||
| "}\n", | ||
| "\n", | ||
| "// Example usage\n", | ||
| "let boeing = new Aircraft('Boeing 747', 416, 13800);\n", | ||
| "let airbus = new Aircraft('Airbus A380', 853, 15700);\n", | ||
| "\n", | ||
| "console.log(boeing.displayDetails());\n", | ||
| "console.log(airbus.displayDetails());\n", | ||
| "console.log(`Range difference: ${Aircraft.compareRange(boeing, airbus)} km`);\n", | ||
| "\n", | ||
| "// New content in the HW! Lo and behold, the FighterJet class! \n", | ||
| "// For 1) do research. What does the extend keyword do in JavaScript?\n", | ||
| "// Here's a quick rundown if you're in a hurry: \n", | ||
| "// the extends keyword creates a child class (FighterJet) that inherits from a parent class (Aircraft).\n", | ||
| "class FighterJet extends Aircraft {\n", | ||
| " constructor(model, capacity, range, speed) {\n", | ||
| " super(model, capacity, range); // We call the parent class constructor with super\n", | ||
| " this._speed = speed;\n", | ||
| " }\n", | ||
| "\n", | ||
| " // TODO: Getter for speed\n", | ||
| " // Remember to use the _speed property for memory safety\n", | ||
| "\n", | ||
| " // TODO: Setter for speed\n", | ||
| " // Remember to use the _speed property and add a function paramater.\n", | ||
| "\n", | ||
| " // TODO: Method to display fighter jet details (model, capacity, range, speed)\n", | ||
| "}\n", | ||
| "\n", | ||
| "// Example usage\n", | ||
| "let f16 = new FighterJet('F-16', 1, 4220, 2400);\n", | ||
| "let f22 = new FighterJet('F-22', 1, 2960, 2410);\n", | ||
| "\n", | ||
| "console.log(f16.displayDetails());\n", | ||
| "console.log(f22.displayDetails());\n", | ||
| "console.log(`Range difference: ${Aircraft.compareRange(f16, f22)} km`);" | ||
| ] | ||
| }, | ||
| { | ||
| "cell_type": "markdown", | ||
| "metadata": {}, | ||
| "source": [ | ||
| "****\n", | ||
| "\n", | ||
| "*If you perceive that there are four possible ways in which a procedure can go wrong, and circumvent these, then a fifth way, unprepared for, will promptly develop.*\n", | ||
| "\n", | ||
| "*You have no purpose because you fear to seek one. That fear is your failure. Your fear brings you pain. We know pain. Our purpose is its end.*" | ||
| ] | ||
| } | ||
| ], | ||
| "metadata": { | ||
| "kernelspec": { | ||
| "display_name": "Python 3", | ||
| "language": "python", | ||
| "name": "python3" | ||
| }, | ||
| "language_info": { | ||
| "codemirror_mode": { | ||
| "name": "ipython", | ||
| "version": 3 | ||
| }, | ||
| "file_extension": ".py", | ||
| "mimetype": "text/x-python", | ||
| "name": "python", | ||
| "nbconvert_exporter": "python", | ||
| "pygments_lexer": "ipython3", | ||
| "version": "3.12.3" | ||
| } | ||
| }, | ||
| "nbformat": 4, | ||
| "nbformat_minor": 2 | ||
| } |
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