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JavaScript constructor Property

Number Object Reference

JavaScript Number Object

Definition and Usage

The constructor property returns a reference to the Number function that created the object.

Syntax

object.constructor

Example

Example

How to use the constructor property:

<script type="text/javascript">

var test=new Number();

if (test.constructor==Array)
{
document.write("This is an Array");
}
if (test.constructor==Boolean)
{
document.write("This is a Boolean");
}
if (test.constructor==Date)
{
document.write("This is a Date");
}
if (test.constructor==Number)
{
document.write("This is a Number");
}

</script>

The output of the code above will be:

This is a Number

Try it yourself »

Number Object Reference

JavaScript Number Object

From http://www.w3schools.com (Copyright Refsnes Data)