Convert string with leading zeros, for example "0123", to a number in JavaScript

Description

The following code shows how to convert string with leading zeros, for example "0123", to a number.

Example


<!DOCTYPE html>
<html>
<head>
<script type="text/javascript">
var num = Number("0123")
document.writeln(num);
<!-- w ww  . j a v  a  2  s .  c o m-->
</script>
</head>
<body>
</body>
</html>

Click to view the demo

The code above generates the following result.

Convert string with leading zeros, for example "0123", to a number in JavaScript

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