// Function with Math
function diff(num1, num2) {
    return Math.abs(num1 - num2);
}

// Function with ternary operator
function diff(num1, num2) {
    return (num1 > num2) ? num1-num2 : num2-num1;
}

// Function with regular if
function diff(num1, num2) {
    if (num1 > num2) {
        return num1-num2
    } else {
        return num2-num1
    }
}