# Re: Re: st: looping from 1 to a number defined by a scalar

 From "Kabir Chabal" <[email protected]> To [email protected] Subject Re: Re: st: looping from 1 to a number defined by a scalar Date Thu, 27 Dec 2007 12:32:35 -0800

```Drop the leading "=" before the ng in Tom's code:

scalar ng = 63
forvalues i=1/`ng' {
...

}

On 12/27/07, [email protected] <[email protected]> wrote:
> Same error.
>
> Nicola
>
> At 02.33 25/12/2007 -0500, "Tom Trikalinos" wrote:
> >Subject: Re: st: looping from 1 to a number defined by a scalar
> >
> >try e.g.
> >
> >
> >
> >scalar ng = 63
> >forval i=1/`=ng' {
> >      // code
> >      noi di " `i'. " _c
> >}
> >
> >
> >tom
> >
> >
> >
> >On Dec 24, 2007 12:15 PM,  <[email protected]> wrote:
> >> I would like to create a loop from 1 to a number defined by a scalar, but:
> >> . forvalues 1/ng {
> >>   2.    mat p=inv((r1+vu)/ns[`i'])*r1
> >>   3.    mat q=r2*(idd-p)
> >>   4.    mat xtilde`i' = xmean*p +mux3*(idd-p)+dz*q
> >>   5.    }
> >> invalid syntax
> >> r(198);
> >>
> >> However, ng = 63 so that the following works:
> >> . forvalues 1/63 {
> >>   2.    mat p=inv((r1+vu)/ns[`i'])*r1
> >>   3.    mat q=r2*(idd-p)
> >>   4.    mat xtilde`i' = xmean*p +mux3*(idd-p)+dz*q
> >>   5.    }
> >>
> >> Anything shorter than...?
> >> local i = 0
> >> while `i' < ng {
> >>   2.    local i = `i' + 1
> >>   3.    mat p=inv((r1+vu)/ns[`i'])*r1
> >>   4.    mat q=r2*(idd-p)
> >>   5.    mat xtilde`i' = xmean*p +mux3*(idd-p)+dz*q
> >>   6.    }
> >>
> >> Merry Xmas,
> >> Nicola
>
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```

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