4
though not directly what you asked, you will probably find the Smarty Debug mode (System -> Preferences -> General Settings:
![](https://xoops.org/uploads/smilies/smil3dbd4d4e4c4f2.gif)
ebug Mode) a useful tool. Displays all values currently available to the smarty template engine. FYI: Those that start with xoops_ are created by the core.