Infinity
The global property Infinity
is a numeric value representing infinity.
Property attributes of Infinity |
|
---|---|
Writable | no |
Enumerable | no |
Configurable | no |
Description
Infinity
is a property of the global object. In other words, it is a variable in global scope.
The initial value of Infinity
is Number.POSITIVE_INFINITY
. The value Infinity
(positive infinity) is greater than any other number.
This value behaves slightly differently than mathematical infinity; see Number.POSITIVE_INFINITY
for details.
As defined by the ECMAScript 5 specification, Infinity
is read-only (implemented in JavaScript 1.8.5 / Firefox 4).
Examples
Using Infinity
console.log(Infinity ); /* Infinity */
console.log(Infinity + 1 ); /* Infinity */
console.log(Math.pow(10, 1000)); /* Infinity */
console.log(Math.log(0) ); /* -Infinity */
console.log(1 / Infinity ); /* 0 */
console.log(1 / 0 ); /* Infinity */
Specifications
Specification |
---|
ECMAScript Language Specification # sec-value-properties-of-the-global-object-infinity |
Browser compatibility
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