learn.javascript

by Vladymyr Shevchuk

JavaScript

class Notification {
	constructor (width, height) {
  	this.width = width;
    this.height = height;
  }
  
	show () {
  	console.log('normal button');
  }
}

class WarningNotification extends Notification {
	constructor (width, height, color) {
  	// super(width, height);
  	this.color = color;
  }
  
	show () {
  	console.log('warning button', this.width, this.height, this.color);
  }
}

const warningNotofication = new WarningNotification(20, 40, 'red');

warningNotofication.show();