<!DOCTYPE html>
<html lang="en-US">
<body>
<h1>JS Decimal to Binary Converter</h1>
<script>
var num = 500;
var arr = [];
var i = -1;
var j;
while(num != 0)
{
i++;
arr[i] = num % 2;
console.log(arr[i]);
num = Math.floor(num / 2);
}
//reverse the array and display
for(j = i; j >= 0; j--)
document.write(arr[j]);
</script>
<p><strong>Note</strong>: In this example, the decimal number (500) is converted into the binary number (111110100).</p>
</body>
</html>