[R] number of location attribute with its name

[David Winsemius]

On May 16, 2010, at 2:24 AM, Agustín Muñoz M. (AMFOR) wrote:

> hi everybody, a question, as I can know the location (number) of an
> attribute with its name.
>
> Ej.
>
> X1  X2  X3  X4  X5  X6
> 1   3   5   2   1   7
> 6   7   4   5   2   9
>
> as I can know that the attribute "X4" is in position 4

It is probably not an attribute in R terms, but rather a column name.  
Your English is a bit unclear as to what you want but perhaps you want:

names(dataframe_name)[4]

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