Works for me in Flex 3.5. I copied and pasted your tooltip and got 3 lines.
--- In [email protected], "Scott" <h...@...> wrote: > > I'm scratching my head on this one... Can't be any more simple than it > is... > > > > http://livedocs.adobe.com/flex/3/html/help.html?content=tooltips_3.html > > > > I'm trying to set/format the toolTip on a dataGrid so that there's > multiple lines in the toolTip. > > > > On the dataGrid I have toolTip="This is a very tooltip placed > on multiple lines." > > > > This doesn't work on the dataGrid, but it sure does on the button: > > <mx:Button id="b2" label="Submit" width="100" toolTip="Click this button > to submit the form."/> > > > > Anyone have an idea? >

