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Jsref Negative Infinity

📅 2026-06-18 | 📂 JavaScript

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JavaScript NEGATIVE_INFINITY Property | Tutorial

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JavaScript Reference Manual

JavaScript Objects

Browser Objects

DOM Objects

HTML Objects

JavaScript NEGATIVE_INFINITY Property

JavaScript Number Object

Example

Return negative infinity:

Number.NEGATIVE_INFINITY;

Output:

-Infinity

Try it yourself »

Definition and Usage

The NEGATIVE_INFINITY property represents negative infinity.

The NEGATIVE_INFINITY property represents a value that is less than Number.MIN_VALUE.

Using Number.NEGATIVE_INFINITY

NEGATIVE_INFINITY is a static variable of the JavaScript Number object.

The calling method is: Number.NEGATIVE_INFINITY.

Calling this property with a custom Number object x (x.NEGATIVE_INFINITY) will return undefined:

Example

var x = 100;
x.NEGATIVE_INFINITY;

x output:

undefined

Try it yourself »

Browser Support

Internet Explorer

Firefox

Opera

Google Chrome

Safari

All major browsers support the NEGATIVE_INFINITY property.

Syntax

Number.NEGATIVE_INFINITY;

Technical Details

Return Value:	Negative infinity. This value is returned on overflow.
JavaScript Version:	1.1

More Examples

Example

Create a negative infinity number:

var n=(-Number.MAX_VALUE)*2;

n output:

-Infinity

Try it yourself »

JavaScript Number Object