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Re: question about For

• To: mathgroup at smc.vnet.net
• Subject: [mg84153] Re: [mg84119] question about For
• From: János <janos.lobb at yale.edu>
• Date: Tue, 11 Dec 2007 15:33:00 -0500 (EST)
• References: <200712110143.UAA18458@smc.vnet.net>

On Dec 10, 2007, at 8:43 PM, Ary Adilson Morales Alvarado wrote:

> Dear friends,
>
> I would like to know how to save the data from a For loop.
>
> Something like that:
>
> t=For[i = 1, i < 5, Print[i]; i++]
>
> t={1, 2, 3, 4}
>
> Thanks in advance
>
> Ary
>
>

Here is a newbie approach:

In[3]:=
t = First[Last[Reap[
      For[i = 1, i < 5,
       Print[i]; Sow[i];
        i++]]]]
 From In[3]:=
1
 From In[3]:=
2
 From In[3]:=
3
 From In[3]:=
4
Out[3]=
{1, 2, 3, 4}

In[4]:=
t
Out[4]=
{1, 2, 3, 4}

J=E1nos

• References:
  • question about For
    • From: "Ary Adilson Morales Alvarado" <amorales@lme.usp.br>