Name

isFinite() — NN 4 IE J3 ECMA 1

Synopsis

isFinite(expression)

Returns a Boolean value of true if the number passed as a parameter is anything within the range of Number.MIN_VALUE and Number.MAX_VALUE, inclusive. String values passed as parameters cause the function to return false.

Returned Value

Boolean.

Parameters

expression

Any JavaScript expression.

Get Dynamic HTML: The Definitive Reference now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.