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JavaScript Number constructor Property

JavaScript Number Reference JavaScript Number Reference

Example

The constructor property returns a number's constructor function:

var num = 134.5;

The constructor property returns:

function Number() { [native code] }

Try it yourself »


Definition and Usage

In JavaScript, the constructor property returns the constructor function for an object.

The return value is a reference to the function, not the name of the function:

For JavaScript numbers the constructor property returns function Number() { [native code] }

For JavaScript strings the constructor property returns function String() { [native code] }

For JavaScript booleans the constructor property returns function Boolean() { [native code] }


Browser Support

Internet Explorer Firefox Opera Google Chrome Safari

The constructor property is supported in all major browsers.


Syntax

number.constructor

Technical Details

Return Value: function Number() { [native code] }
JavaScript Version: 1.1


JavaScript Number Reference JavaScript Number Reference

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