This function sorts the item names according to instrument, domain, mode and number. The user can specify the sorting order.
sort_itemnames(x, order = "idnm") order_itemnames(x, order = "idnm")
x | A character vector containing item names (gsed lexicon) |
---|---|
order | A four-letter string specifying the sorting order.
The four letters are: |
sort_itemnames()
return a character vector with
length(x)
sorted elements. order_itemnames()
return
an integer vector of length length(x)
with positions of
the sorted elements.
Stef van Buuren
itemnames <- c("aqigmc028", "grihsd219", "", "by1mdd157", "mdsgmd006") decompose_itemnames(itemnames)#> instrument domain mode number #> 1 aqi gm c 028 #> 2 gri hs d 219 #> 3 #> 4 by1 md d 157 #> 5 mds gm d 006