Get an array of [key, value] pairs:
let user = { name: "Alice", age: 30 }
let entries = Object.entries(user)
console.log(entries)
// [["name", "Alice"], ["age", 30]]
// Iterate with destructuring
for (let [key, value] of Object.entries(user)) {
console.log(key, value)
}
// name Alice
// age 30