JavaScript NEGATIVE_INFINITY Property

Last update on August 19 2022 21:51:08 (UTC/GMT +8 hours)

Description

A special numeric value represents negative infinity. The value is more negative than the largest negative number ( Number.MAX_VALUE ) represented in JavaScript.

Version

Implemented in JavaScript 1.1

Syntax

Number.NEGATIVE_INFINITY

Example:

The following web document demonstrates how the NEGATIVE_INFINITY() property can be used.

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<meta http-equiv="content-type" content="text/html; charset=iso-8859-1" />
<title>JavaScript Number object - NEGATIVE_INFINITY property example</title>
</head>
<body>
<h1 style="color: red">JavaScript Number object : NEGATIVE_INFINITY property</h1>
<hr />
<script type="text/javascript">
//This is done to make the following JavaScript code compatible to XHTML. <![CDATA[
if((Math.sqrt(-22)) != Number.NEGATIVE_INFINITY)
{
alert("This square root of -22 is not equal to NEGATIVE_INFINITY");
}
else
{
alert("This square root of -22  is equal to NEGATIVE_INFINITY");
}
//]]>
</script>
</body>
</html>

View the example in the browser

Supported Browser

Internet Explorer 7	Firefox 3.6	Google Chrome 7	Safari 5.0.1	Opera 10
Yes	Yes	Yes	Yes	Yes

Previous: JavaScript NaN Property: Number Object
Next: JavaScript POSITIVE_INFINITY Property: Number Object