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Pass a data.frame column name to a function
...ou can just use the column name directly:
df <- data.frame(A=1:10, B=2:11, C=3:12)
fun1 <- function(x, column){
max(x[,column])
}
fun1(df, "B")
fun1(df, c("B","A"))
There's no need to use substitute, eval, etc.
You can even pass the desired function as a parameter:
fun1 <- function(x...
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danbendanben
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Another factor is licensing - LGPL requires dynamic linking in a commercial context, i.e. where you don't want to distribute your source.
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mikachmikach
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Is there a simple way to remove unused dependencies from a maven pom.xml?
... and declared'
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Jul 11 '18 at 10:29
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Community♦
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answered Jan 9 '13 at 10:48
Brian AgnewBrian Agnew
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Graham
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answered Apr 23 '14 at 10:41
Gabriele Mariott...
SQLite table constraint - unique on multiple columns
...tin Tournoij
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answered Apr 23 '10 at 20:50
Ayman HouriehAyman Hourieh
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