Does the 2010 SharePoint wiki offer improved support for lightweight markup language? If so, where can I find the documentation?
For example, is there markup for bold text - external links - images ?
I'm not aware of changes to the wiki "language" used in SharePoint 2010.
The user interface has certainly improved. For example typing the
If there are certain language features you are looking for, please update your post with more details.
Actually, almost all the SharePoint wiki markup is provided through the GUI (on the ribbon). So, there is no special SharePoint wiki syntax, except [[links]] syntax.
When you create standard "Team Site", where is a page with tips on wiki markup, which mention
Now, about your samples:
You can select text and press Ctrl-B, or appropriate ribbon button:
Note: If you'd like to create a wiki page markup programmatically, you will not need any wiki syntax, because the page contents is stored in html format, in appropriate document library's aspx-files.