Index: TECH/File.cls.xml
===================================================================
diff -u -r224 -r552
--- TECH/File.cls.xml	(.../File.cls.xml)	(revision 224)
+++ TECH/File.cls.xml	(.../File.cls.xml)	(revision 552)
@@ -37,6 +37,14 @@
 	Quit ..NormalizeDirectory(Temp_"\")
 ]]></Implementation>
 </Method>
+
+<Method name="GetFileModifiedTimestamp">
+<ClassMethod>1</ClassMethod>
+<FormalSpec>Filename:%String</FormalSpec>
+<ReturnType>%TimeStamp</ReturnType>
+<Implementation><![CDATA[	quit ##class(TECH.DateTime).HorologToTimeStamp(..GetFileDateModified(Filename))
+]]></Implementation>
+</Method>
 </Class>