Conditionals

if, else if, else

if (test0) {
    // Logic
    if(anothTest) {
        // Logic
    }
    // Logic
} else if (test1) { // First test failed
    // Logic
} else { // All else fail
    // Logic
}

if (cups < 2) {
    message = "Make coffee now!";
} else if (cups >6) {
    message = "S'all good.";
} else {
    message = "Make coffee soon.";
}

Ternary Opertor

(test) ? // Logic if true : // Logic if false

return (guess == 5) ? "Correct" : "Incorrect";

switch

switch(result) {
    case "PASS":
        // Logic
        break;
    case "FAIL":
    case undefined:
        // Logic
        break;
    default:
        // Logic
}

let answer = 5;
switch (true) {
    case guess > 5;
        msg = "higher"
        break;
    case guess < 5;
        msg = "lower";
        break;
    case guess == 5;
        msg = "correct";
    default
        msg = "Please enter a number from 1 to 10";
}