[R] How do I best create a R procedure from a R file?

[Erich Subscriptions]

Rough sketch:
lookup.vec <-  elencositi$nome.sito
names(ookup.vec) <-  elencositi$indirezzo.sito

dati$FONTE <- lookup.vec(dati$FONTE)

This, however, assumes that elencositi has all the values that con occur.



> On 8 Feb 2017, at 10:27, Luca Meyer <lucam1968 at gmail.com> wrote:
> 
> Hi,
> 
> I am working on the following file:
> 
>> str(elencositi)
> 'data.frame':    641 obs. of  2 variables:
> $ indirizzo.sito: chr  "10ahora.com.ar" "abceconomia.co" "accmag.com" "
> actu.orange.fr" ...
> $ nome.sito     : chr  "10ahora" "ABC economia" "Acc Magazine" "Orange
> Actu" ...
> 
>> head(elencositi)
>          indirizzo.sito    nome.sito
> 1         10ahora.com.ar      10ahora
> 2         abceconomia.co ABC economia
> 3             accmag.com Acc Magazine
> 4         actu.orange.fr  Orange Actu
> 5   affaires.lapresse.ca    La Presse
> 6 agipapress.blogspot.it   Agigapress
> 
> Which is regularly updated and I consequently need to update a procedure
> that takes elencositi data to update dati$FONTE as indicated below:
> 
> dati$FONTE <- ifelse(dati$FONTE=='10ahora.com.ar','10ahora',dati$FONTE)
> dati$FONTE <- ifelse(dati$FONTE=='abceconomia.co','ABC economia',dati$FONTE)
> dati$FONTE <- ifelse(dati$FONTE=='accmag.com','Acc Magazine',dati$FONTE)
> 
> Currently I am using a time consuming procedure involving Excel to update
> that, but how can I make that automatic?
> 
> Thank you in advance,
> 
> Luca
> 
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> 
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