Fibonacci array /

by asdf

JavaScript

var fib = [];
function fibonacci(n) {
    for (var i = 0; i <= n; i++){
        if (i == 0) {
         fib[i] = 0;      
       }else if (i == 1){
         fib[i] = 1;         
       }else{
         fib[i] = fib[i-2] + fib[i-1];
       }
    }
    return fib[n];
}

console.log(fibonacci(7));
//Returns 13