Index: trunk/BNC/bnchelp.html
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--- trunk/BNC/bnchelp.html	(revision 4086)
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@@ -622,4 +622,13 @@
 </p>
 <p>
+You may use the asterisk charakter '*' as a wildcard as shown in the following comand line option to specify a selection of files in a certain directory:
+</p>
+<p>
+--key reqcObsFile "tlse*"<br>
+or:<br>
+--key reqcObsFile tlse\*
+</p>
+
+<p>
 The following is a list of available keynames for 'RINEX Editing & QC' (short: reqc, pronounced 'rek') options and their meaning, cf. section 'Configuration Example':
 </p>