Seems like get() is what you are looking for; e.g., try dim(get("a")),
names(get("a")), etc.
HTH,
Andy
> From: Sixten Borg
>
> Hello,
>
> I have trouble converting a character string to a R object.
> Let me describe this by an example;
>
> > dim(a)
> [1] 270 14
> > dim("a")
> NULL
>
> > names(a)
> [1] "Var1" "Var2" "Var3" "Var4"
"Var5" "Var6" "Var7"
> "Var8" "Var9"
> [10] "Var10" "Var11" "Var12"
"Var13" "Var14"
> > names("a")
> NULL
>
> I realise that the character string lacks both a dimension
> and any column names; my question is how to make R understand
> that I look for the object a when I write "a".
>
> Like a type cast in C; (R data.frame) "a" for those
> familiar with C.
>
> The underlying reason for this is that I am writing a script
> that imports several datasets. The file names of the datasets
> contain the '_' character which forces me to construct a
> valid dataset name for each file. Although I can do this by
> hand, I would like to know if there is any solution to my
> first approach.
>
> Thanks in advance,
> Sixten
>
>
> Sixten Borg
>
> IHE
> Box 2127
> S-220 02 Lund
> Sweden
>
> tel: +46 46 32 91 07
> fax:+46 46 12 16 04
>
www.ihe.se
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