JavaScript: Number.POSITIVE_INFINITY property

This JavaScript tutorial explains how to use the Number property called POSITIVE_INFINITY with syntax and examples.

Description

In JavaScript, POSITIVE_INFINITY is a static property of the Number object that is used to return the value that represents positive infinity (ie: Infinity). Because POSITIVE_INFINITY is a property of the Number object, it must be invoked through the object called Number.

Syntax

In JavaScript, the syntax for the POSITIVE_INFINITY property is:

Number.POSITIVE_INFINITY;

Parameters or Arguments

There are no parameters or arguments for the POSITIVE_INFINITY property.

Returns

The POSITIVE_INFINITY property returns the value that represents positive infinity which is Infinity.

Note

• The POSITIVE_INFINITY property is a property of the Number object and not a number function. However, we have included the POSITIVE_INFINITY property within our JS Number Methods section because you will most likely use this property in conjunction with the Number methods found in this section.

Example

Let's take a look at an example of how to use the POSITIVE_INFINITY property in JavaScript.

For example:

console.log(Number.POSITIVE_INFINITY);

In this example, we have invoked the POSITIVE_INFINITY property using the Number class.

We have written the output of the POSITIVE_INFINITY property to the web browser console log, for demonstration purposes, to show what the POSITIVE_INFINITY property returns.

The following will be output to the web browser console log:

Infinity

In this example, the POSITIVE_INFINITY property returned a value of Infinity which represents positive infinity in JavaScript.