Created
April 22, 2019 14:58
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OO JavaScript with super() in constructor
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module.exports = class Animal { | |
constructor(energy) { | |
this.energy = energy || 0; | |
} | |
move() { | |
if (this.energy > 0) { | |
console.log('moving...') | |
this.energy = this.energy - 10; | |
} else { | |
console.log('cannot move.. (no energy)') | |
} | |
} | |
eat(food) { | |
this.energy = this.energy + food; | |
} | |
} |
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const Animal = require('./Animal.js'); | |
module.exports = class Cat extends Animal { | |
constructor(energy) { | |
super(energy) | |
this.sound = 'MEAAAAAAW!!!'; | |
} | |
meaw() { | |
console.log(this.sound) | |
} | |
} |
Author
sdesalas
commented
Apr 22, 2019
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