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MathGroup Archive 2005

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Re: Returning an empty sequence

  • To: mathgroup at smc.vnet.net
  • Subject: [mg63309] Re: Returning an empty sequence
  • From: "dkr" <dkrjeg at adelphia.net>
  • Date: Fri, 23 Dec 2005 05:08:33 -0500 (EST)
  • References: <dode3g$62d$1@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

Trevor,

Try

In[13]:=
f[n_]:=Switch[n,1,"foo",2,Hold[Sequence[]],3,{"bar"}]//ReleaseHold
In[14]:=
f[2]
Out[14]=
Sequence[]

dkr


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