Version

affectedPane Property

Gets reference to SplitterPane which size will be affected by the pane which is going to be collapsed/expanded.Reference to splitter pane
Syntax
ASP.NET Ajax Javascript (Specification) 
function get_affectedPane() : SplitterPane
ASP.NET Ajax Javascript (Usage) 
var resultVar = instanceOfSplitterCollapsedStateCancelEventArgs.get_affectedPane();
See Also