cater for possibly empty Unikemet description

Author: Boldewyn

codepoints.net/views/partials/codepoint-description.php

@@ -373,8 +373,10 @@
 <?php if ($props['unikemet']): ?>
 <p>
   <?=sprintf(_q('The %sUnikemet database%s provides additional information about this hieroglyph.'), '<a href="https://www.unicode.org/reports/tr57/">', '</a>')?>
-  <?php if (isset($props['unikemet']['kEH_Desc'])): ?>
+  <?php if (! empty($props['unikemet']['kEH_Desc'])): ?>
     <?=sprintf(_q('It is described there as “%s”.'), sprintf('<em>%s</em>', q($props['unikemet']['kEH_Desc'])))?>
+  <?php elseif (! empty($props['unikemet']['kEH_Func'])): ?>
+    <?=sprintf(_q('It’s function in text is described there as “%s”.'), sprintf('<em>%s</em>', q($props['unikemet']['kEH_Func'])))?>
   <?php endif ?>
 </p>
 <?php endif ?>