You now want to use Tree.expandItem() to
open or close a branch node. From: According to http://livedocs.macromedia.com/labs/1/flex20beta3/wwhelp/wwhimpl/common/html/wwhelp.htm?context=LiveDocs_Parts&file=00000611.html
, the following code used to work in Flex Beta 2 but stopped working in
Beta 3. : <![CDATA[
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- [flexcoders] expanding Tree Nodes Mike Wertheim
- RE: [flexcoders] expanding Tree Nodes Deepa Subramaniam
- [flexcoders] Re: expanding Tree Nodes mikewertheim