// This is a JS Object (dictionary eqiv.)
var obj = {
num:16,
str:'hello',
bool:true
};
Here is what the above code is Doing:
1. We’re creating a variable called obj.
2. We’re setting obj equal to an object.
3. The object has three properties: num, str, and bool.
4. Each property has a value.
{ “compilerOptions”: { “target”: “es5”, “downlevelIteration”: true } } Here is what the above code is Doing: 1. We’re creating a new file called tsconfig.json. 2. We’re adding a new property called compilerOptions. 3. We’re adding a new property called target and setting it to es5. 4. We’re adding a new property called downlevelIteration and…
Runner.prototype.gameOver = function (){} Here is what the above code is Doing: 1. We create a new class called GameRunner. 2. We create a constructor function for GameRunner. 3. We create a function called startGame. 4. We create a function called gameOver.
var months = []; months[“jan”] = “January”; months[“feb”] = “February”; months[“mar”] = “march”; for (var key in months) { var value = months[key]; console.log(key, value); } Here is what the above code is Doing: 1. We create an empty object called months. 2. We add three properties to the months object. 3. We create a…
elem.style.display = ‘none’; // hide elem.style.display = ‘block’; // show – use this for block elements (div, p) elem.style.display = ‘inline’; // show – use this for inline elements (span, a) Here is what the above code is Doing: 1. We’re selecting the element with the id of “my-element”. 2. We’re setting the display property…
const size = 10; const divisions = 10; const gridHelper = new THREE.GridHelper( size, divisions ); scene.add( gridHelper ); Here is what the above code is Doing: 1. We create a new THREE.GridHelper object. 2. We pass in two arguments to the constructor: size and divisions. 3. We add the grid helper to the scene….
const createReactClass = require(‘create-react-class’); const MyComponent = createReactClass({}) Here is what the above code is Doing: 1. We’re importing the create-react-class module from the react-codemod package. 2. We’re using the create-react-class module to create a new component class, MyComponent. 3. We’re exporting MyComponent, so other files can use it. Now, let’s say that we want…