for key value in object javascript
for (const [key, value] of Object.entries(object1)) {
console.log(`${key}: ${value}`);
}for key value in object javascript
for (const [key, value] of Object.entries(object1)) {
console.log(`${key}: ${value}`);
}javascript object as key
var fighters = new WeakMap();
var bruce = {name: 'Bruce Lee'};
var chuck = {name: 'Chuck Norris'};
fighters.set(bruce, 'Jeet Kune Do');
fighters.set(chuck, 'Karate');
console.log(fighters.get(bruce)); // Jeet Kune Do
console.log(fighters.get(chuck)); // KarateCopyright © 2021 Codeinu
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