Split String into Characters
HTML
<div id="Test" style="font-family:consolas;"></div>
JavaScript
var priceString = "500.823476";
var res = priceString.split(".");
var priceString2 = res[];
for (var index in priceString2) {
var c = priceString.charAt(index);
// display the character in a test
var t = document.getElementById("Test");
t.innerHTML += (index == 1 ? "" : "") + "[ twój index w tabeli to:" + index + "]" + "[" + c + "]" + "</br>";
}