Day 9 of JavaScriptmas - Sum Odd Fibonacci Numbers Solution

function sumOddFibonacciNumbers(num) {
     let limit = num,
        prev = 0, 
        current = 1, 
        next = 0, 
        totalOddNumber = 0;

    while(current <= limit) {
        next = prev + current;

        if(current % 2 === 1) {
            totalOddNumber += current;
        }

        prev = current;
        current = next;
    }

    return totalOddNumber;
}