I think we need some actual sample code . Also by= 0
seems a bit funny.
--- qian z <[EMAIL PROTECTED]> wrote:
> I used merge() in a function, but it doesn't return
> correct data frame.
>
> add.name <- function(data, x)
>
> {
>
> ...
> ...
>
> newfile <- merge(data, resid, by =0, all.x=TRUE,
> all.y= FALSE)
> newfile
>
>
> }
>
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