JS-Closures Example-1: Privat Values

closures-for-privat-values.js

const createCounter = () => {
  let _privatCounter = 0;

  const increment = () => {
    _privatCounter += 1;
  };

  const decrement = () => {
    _privatCounter -= 1;
  };

  const getCounter = () => _privatCounter;

  return {
    increment,
    decrement,
    getCounter,
  };
};

const counter = createCounter();

counter.increment();
counter.increment();
console.log(counter.getCounter());
console.log(counter);