Displaying 1 result from an estimated 1 matches for "tp1754505p1754505".
2010 Apr 07
3
match function or "=="
...number, which
function I should use that is more efficient, match or "=="? For example,
use<-dataset[!is.na(match(dataset$companyID, 12345)),]
or
use<-dataset[dataset$companyID==12345,]
Thank you very much.
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