look into the *apply series of functions. In your case apply(name.of.your.data.frame,2,min)
or apply(name.of.your.data.frame,2,max) will do. You can also put any summary function to your liking instead of min/max. Best, Daniel Lao Meng wrote: > > Hi all: > If I have a dataframe of N columns.If I wanna get the min(or max,or > mean...etc)of the whole dataframe,how to do it quickly? > What I can do is only: > min(data[,1:ncol(data)]) > > Any other suggestion? > > Thanks! > > best > > [[alternative HTML version deleted]] > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide > http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > -- View this message in context: http://r.789695.n4.nabble.com/How-to-get-the-descriptive-statistic-of-the-whole-dataframe-tp3751857p3752007.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
