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Re: Returning an empty sequence

• To: mathgroup at smc.vnet.net
• Subject: [mg63288] Re: Returning an empty sequence
• From: "Norbert Marxer" <marxer at mec.li>
• Date: Fri, 23 Dec 2005 05:08:16 -0500 (EST)
• References: <dode3g$62d$1@smc.vnet.net>
• Sender: owner-wri-mathgroup at wolfram.com

Hello Trevor

This works

f[n_] := Module[{s},
      Switch[n,
          1, "foo",
          2, s[ ],
          3, {"bar"}] /. s -> Sequence
      ];

Regards
Norbert Marxer