Say for example, I wanted to add a "Expand/Collapse All" button to Matrix fields.
Is there any way to do this, or is this something more appropriate for a feature request for P&T?
One way to accomplish this is to write some code in the
The nice thing about the
More detail on the available functions can be found in the TemplatesService docs.
Josh's answer is great if you are interested in building your own plugin. But if that's a little much for you, you're still in luck...
Disclaimer: I wrote both of those plugins, let me know if you run into any issues!