const is not constant

constIsNotConstant.js

const myConstant = "const stands for constant. It is immutable and does not change...";

console.log(myConstant);

function constIsNotReallyConstant() {
  const myConstant = Math.random().toString();
  console.log(myConstant);
}

for (var i = 0; i < 13; i++) {
  constIsNotReallyConstant();
}