size Property (Set) (JavaScript)

Returns the number of elements in a set.

Syntax

sizeVar = setObj.size  

Parameters

sizeVar
Required. Any number.

setObj
Required. Any Set object.

Requirements

Supported in the Internet Explorer 11 standards document mode. Also supported in Store apps (Windows 8.1 and Windows Phone 8.1). See Version Information.
Not supported in the following document modes: Quirks, Internet Explorer 6 standards, Internet Explorer 7 standards, Internet Explorer 8 standards, Internet Explorer 9 standards, Internet Explorer 10 standards. Not supported in Windows 8.