Javascript Best Practices — Use For In Loops

For loops can be shortened and cleaned. Let’s see an example:

Long-form:

const friends = ['amar', 'akbar', 'anthony'];
for (let i = 0; i < friends.length; i++){
    console.log(friends[i]);
}

Short / clean form:

const friends = ['amar', 'akbar', 'anthony'];
for (const friend in friends){
    console.log(friend);
}

Read more: https://blog.nordible.com/Javascript-Best-Practices-Use-For-In-Loops/