On 2013-03-11 06:07, Jorgen Harmse wrote:
identical(df[1,],df[2,]) is FALSE because of the row names. all( == ) is just a
work-around that I attempted.
Jorgen.
I would just wrap the elements in c():
identical( c(df[1,]), c(df[2,]) )
Peter Ehlers
On Mar 11, 2013, at 02:53 , PIKAL Petr wrote:
df <- data.frame(x=c(1,1,NA,NA), y=c(2,2,7,7))
identical(df[1,],df[2,])
[1] FALSE
all(df[1,]==df[2,])
[1] TRUE
all(df[3,]==df[4,])
[1] NA
I beg your pardon, whot does row names do with the above result? What do you
expect as a result of
all(df[3,]==df[4,])
Regards
Petr
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