Amadou Bassirou DIALLO writes:
> I want to add to my syntax an option (method)
> which could be mca factor or pca.
> The user could specify all the three or only one,
> but must specify at least one.
> But somehow, I can't figure how to parse that option.
>
> So my code is :
>
> ...
> tokenize `method'
> /*Here, the only I though of is to parse method and pass
> arguments one by one*/ if "$_1" == "factor" {
> I run factor analysis
> }
> if "$_2" == "pca" {
> pca
> }
> etc...
> end
>
> By I want the user to be able to specify all the methods he
> wants. Also, I realized that if factor is not put in premiere
> instance, no method is used.
Why not have separate options:
syntax varlist [if] [in] [weight] [, mca pca factor]
Then test that at least 1 is requested:
if "`mca'`pca'`factor'" == "" {
di as err " at least one method required"
exit
}
if "`pca'" != "" {
pca
}
etc.
Tom
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