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matrix row.name #5315
Description
Activity
Reprex:
library(data.table) mat = matrix(1:4, nrow=2) rownames(mat) = c("a", "b") fwrite(mat, row.names=TRUE) #> x being coerced from class: matrix to data.table #> "",V1,V2 #> 1,1,3 #> 2,2,4 fwrite(as.data.frame(mat), row.names=TRUE) #> "",V1,V2 #> a,1,3 #> b,2,4 fwrite(as.data.table(mat, keep.rownames=""), row.names=FALSE) #> "",V1,V2 #> a,1,3 #> b,2,4
Setting
keep.rownames=""keeps output ofdata.tableanddata.framealigned.Reacted by Jan Gorecki and Liripo
data.table/R/fwrite.R
Lines 39 to 42 in eed712e
it is possible to output row names when matrix row.names is T ？
for example