Project Euler - Javascript

sum-of-even-fibonacci.js

// Sum of even Fibonacci numbers that doesn't exceed 40

let prev = 1;
let curr = 1;
let sumOfEven = 0;
for(let i=0; curr <= 40; i++){
    if(curr % 2 === 0){
        sumOfEven += curr;
    }
    console.log(curr);
    let temp = curr;
    curr = prev + curr;
    prev = temp;
}
console.log(sumOfEven);