javascript loop through objec

1Object.entries(obj).forEach(
2    ([key, value]) => console.log(key, value)
3);

1// Looping through arrays created from Object.keys
2const keys = Object.keys(fruits)
3for (const key of keys) {
4  console.log(key)
5}
6
7// Results:
8// apple
9// orange
10// pear
11

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}

1var p = {
2    "p1": "value1",
3    "p2": "value2",
4    "p3": "value3"
5};
6
7for (var key in p) {
8    if (p.hasOwnProperty(key)) {
9        console.log(key + " -> " + p[key]);
10    }
11}