Category : class

I do this game: https://codesandbox.io/s/z2pqr9620m I do a modification, I put it a class when the ball touch the bottom like this: //Ball on the bottom if(this.position.y + this.size > this.gameHeight) { this.game.lives–; this.reset(); this.body = this.body.classList.add(‘fail’); //This is the modification } And work out good but I don’t want that class last forever, so ..

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I created a wrapper in my HTML, .slider-wrapper, and using JavaScript, I created an image inside it, so far I’ve set the image’s width to the .slider-wrapper‘s width and now I want the .slider-wrapper‘s height to be set to the image’s height, I’ve already tried doing sliderWrapper.style.height = sliderWrapper.children.offsetHeight in the move() method but it’s ..

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How do I retrieve the name of a method from within itself? As well as the method that called it? I am talking methods not functions. It is possible with functions, by using arguments.callee.name and arguments.callee.caller.name. But on class methods accessing these produce an error: Uncaught TypeError: ‘caller’, ‘callee’, and ‘arguments’ properties may not be ..

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I’m building a JavaScript class and I would like to return a result at the end of a method chain without calling a specific method. Example 1: myDate(’01/01/2000′).add(1, ‘day’) should return 01/02/2000. Example 2: myDate(’01/01/2000′).add(1, ‘day’).format(‘MMMM D YYYY’) should return January 2 2000. I know that this is possible using a JS class because saw ..

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