How to use Number in JavaScript

This article describe about Number() Function in JavaScript.
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Number() Function in JavaScript

This function convert the object argument to a number that represents the object's value.

Note: Return NaN, if the value cannot be converted to a legal number.




Parameter Description
object Optional. JavaScript object, return 0 if no argument specified.


<!DOCTYPE html>



<script type="text/javascript">

    var t1 = new Boolean(true);

    var t2 = new Boolean(false);

    var t3 = new Date();

    var t4 = new String("777");

    var t5 = new String("777 888");

    document.write(Number(t1) + "<br />");

    document.write(Number(t2) + "<br />");

    document.write(Number(t3) + "<br />");

    document.write(Number(t4) + "<br />");

    document.write(Number(t5) + "<br />");








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