[R] Searching from Dataframe.
David Winsemius
dwinsemius at comcast.net
Tue Sep 11 09:22:14 CEST 2012
On Sep 11, 2012, at 12:11 AM, Rantony wrote:
> Hi,
> i have a dataframe containing some values.
> for eg:-
>
> MyDataFrame<-
> Name Age Place
> ------- ------ -----------
> Aby 12 USA
> Raj 25 UK
> Romi 32 ENG
> Amy 31 IND
>
> My requirement what is, i have a search key word[it should search from all
> the columns], that i need to find out from this dataframe. If search keyword
> found , it should return that particular row and column number.
>
> For eg:- My search keyword is "ENG".
> After searching, it should return particular row & column number. Here it is
> " MyDataFrame[3,3] "
> which(MyDataFrame=="ENG", arr.ind=TRUE)
row col
[1,] 3 3
You can certainly massage those values in any paste()y expression you choose.
--
David Winsemius, MD
Alameda, CA, USA
More information about the R-help
mailing list