Gets the medium at the position number that is indicated by an index in the current list.
Syntaxvar retval = CSSMediaList.item(index);
- index [in]
An index into the collection.
The medium in the media list at the position number that is indicated by index, or null if that is not a valid index.
If index is greater than or equal to the number of media in the list, this method returns null.
Build date: 2/14/2014