const weakmap1 = new WeakMap();
const object1 = {};
const object2 = {};
weakmap1.set(object1, 'foo');
weakmap1.set(object2, 'bar');
console.log(weakmap1.get(object1));
//expected output: "foo"
console.log(weakmap1.get(object2));
//expected output: "bar"
const weakmap1 = new WeakMap();const object1 = {};const object2 = {};weakmap1.set(object1, 'foo');weakmap1.set(object2, 'bar');console.log(weakmap1.get(object1));//expected output: "foo"console.log(weakmap1.get(object2));//expected output: "bar"