[R] Count cell Count by her frequency

[Rui Barradas]

Hello,

Try the following.

dat <- read.table(text = "
  A       B
1     10-1  aaa
2     10-1  bbb
3     10-1  abc
4     10-2  vvv
5     10-3  ggg
", header = TRUE)

tbl <- table(dat$A)
data.frame(tbl)


Hope this helps,

Rui Barradas
Em 10-12-2012 08:50, Mat escreveu:
> Hello togehter, i have a data.frame, with value like this:
>
>          A       B
> 1     10-1  aaa
> 2     10-1  bbb
> 3     10-1  abc
> 4     10-2  vvv
> 5     10-3  ggg
>
> I want now a evaluation, which character is how often in my data.frame. Like
> this one:
>       A         B
> 1   10-1   3
> 2   10-2   1
> 3   10-3   1
>
> How can i do this?
>
> Thank you.
>
> Mat
>
>
>
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