The JavaScript substitution for IF with AND (&&) operator

The && operator unique to JavaScript.
With it you can quickly go from this

function visitSite(user) {
    if (user.isLoggodIn) {
        console.log(`You are $ {user.name}`) 
    }
    console.log (“Welcome”);
}

To this:

function visitSite(user) {
    user.isLoggodIn && console.log(`You are ${user.name}`);
    console.log(‘Welcome’);
}