IE and getting infro from a tagname that has "-" inside.

How do I get the "data-toggle" value from a link like this:

<a href="www.google.com" title="" data-toggle="True">google</a>

?

And I'm getting all the link elements using:

however, I do not know how to form that $AllLinks.data-toggle, since autoit cannot form data value such as that.