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R (Objects (DATAFRAME (read.table(), read.csv(), data.frame(foo = 1:4, bar…
R
Objects
DATAFRAME
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data.frame(foo = 1:4, bar = c(T, T, F, T)
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Attributes of objects
name, dimnames
x <- 1:3
names(x) <- c("a","b","c")
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m <- matrix(1:4, nrow=2, ncol=2)
dimnames(m) <- list(c("a","b"),c("c","d"))
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