Index: vhLib/Macro.inc.rou
===================================================================
diff -u -r1932 -r1983
--- vhLib/Macro.inc.rou	(.../Macro.inc.rou)	(revision 1932)
+++ vhLib/Macro.inc.rou	(.../Macro.inc.rou)	(revision 1983)
@@ -72,6 +72,7 @@
 
 #define IfLength(%value,%Prefix,%Suffix) $select($length(%value):%Prefix_%value_%Suffix,1:"")
 #define HasLength(%val)					($length(%val)>0)
+#define IsEmptyString(%val)				(%val="")
 
 #define TussenQuotes(%v)   				""""_%v_""""
 #define EnkeleQuotes					""""