1var person={
2 first_name:"johnny",
3 last_name: "johnson",
4 phone:"703-3424-1111"
5};
6for (var property in person) {
7 console.log(property,":",person[property]);
8}
1const object = { a: 1, b: 2, c: 3 };
2
3for (const property in object) {
4 console.log(`${property}: ${object[property]}`);
5}