Extracting a dataframe column as a dataframe
x['price']
price 1 321.0 2 323.5 - Phil Spector Statistical Computing Facility Department of Statistics UC Berkeley spector at stat.berkeley.edu
On Sat, 25 Dec 2010, Dimitri Shvorob wrote:
x = structure(list(time = structure(c(1020232904.818, 1020232904.818
), class = c("POSIXt", "POSIXct"), tzone = ""), price = c(321,
323.5)), .Names = c("time", "price"), row.names = 1:2, class = "data.frame")
x1 = x[,c("price")]
dput(x1)
c(321, 323.5) Is there similar syntax that gets "price" as a (single-column) dataframe? (I know that I can use "subset(... select = ...)").. Thank you. -- View this message in context: http://r.789695.n4.nabble.com/Extracting-a-dataframe-column-as-a-dataframe-tp3163920p3163920.html Sent from the R help mailing list archive at Nabble.com.
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