JavaScript Loop/Iterate Object/Dict

const nodes = {    'a1': 'Desmond',    'a2': 'Jack',    'a3': 'Mei Ru'}

for (key in nodes) {    if (nodes.hasOwnProperty(key)) {        console.log(nodes[key])    }}

for (const key of Object.keys(nodes)) {    console.log(nodes[key])}

for (const [key, value] of Object.entries(nodes)) {    console.log(key, value);}