javascript update number
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Video</title>
</head>
<body>
<button> Add a Number </button>
<div id="number_1">100</div>
<div id="number">100</div>
<script type="text/javascript">
var count = 100;
var count_2 = 100;
function updateCount() {
count = count - 1;
if (count === 0) {
count = 100
function updateCount_2() {
count_2 = count_2 - 1;
document.getElementById("number_1").innerHTML = count_2 ;
}
updateCount_2();
}
document.getElementById("number").innerHTML = count;
setTimeout(updateCount, 1);
}
updateCount();
</script>
</body>
</html>