The JavaScript Interview Handbook: 100+ Interview Questions/

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Challenge: Counting Animals

Challenge: Counting Animals

This challenge will test you on implementing the "static" keyword in JavaScript.

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Problem statement #

Study the code below and then run it.

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class Animal {
  constructor() {
    this.count = 0;
  }
  static increaseCount() {
    this.count += 1;
  }
  static getCount() {
    return this.count;
  }
}
function test(){
  Animal.increaseCount(); 
  console.log(Animal.getCount()); 
}
test()

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