--- doc/docbase/instrument_scripts/nksp/reference/functions/nksp_same_region_function.html	2017/05/31 23:21:42	3263
+++ doc/docbase/instrument_scripts/nksp/reference/functions/nksp_same_region_function.html	2017/06/01 00:00:24	3264
@@ -68,7 +68,24 @@
     </note>
 
     <h3>Examples</h3>
-    <p>None yet.</p>
+    <p>
+      Note that it is also indeed valid and useful sometimes to pass the same
+      note number to both arguments of this function, which allows you to check
+      whether one certain key is mapped to a region.
+    </p>
+    <code>
+on init
+  declare const $NO_REGION := 5
+end on
+
+on note
+  if (same_region($EVENT_NOTE, $EVENT_NOTE) = $NO_REGION)
+    message("Key " &amp; $EVENT_NOTE &amp; " does not have any sample mapped. So you won't hear anything!")
+  else
+    message("Key " &amp; $EVENT_NOTE &amp; " is mapped to a region, and thus you should hear its sample now.")
+  end if
+end on
+    </code>
 
     <h3>Availability</h3>
     <p>Since LinuxSampler 2.0.0.svn53.<p>