Closure Example

function outterFunction() {
  let score = 0;
  return function innerFunctio() {
    if (score === 0) {
      console.log("you have no points");
    } else {
      console.log(`you have ${score} points`);
    }
    score += 1;
  };
}
const lookMahImAClosure = outterFunction();

console.log(lookMahImAClosure());
// you have no points
console.log(lookMahImAClosure());
// you have 1 points
console.log(lookMahImAClosure());
// you have 2 points
console.log(lookMahImAClosure());
// you have 3 points
console.log(lookMahImAClosure());
// you have 4 points