Takes any vector of ISO 639–3 codes and returns Glottocodes.
Examples
gltc.iso('ady')
#> ady
#> "adyg1241"
gltc.iso(c('ady', 'rus'))
#> ady rus
#> "adyg1241" "russ1263"
Takes any vector of ISO 639–3 codes and returns Glottocodes.
gltc.iso('ady')
#> ady
#> "adyg1241"
gltc.iso(c('ady', 'rus'))
#> ady rus
#> "adyg1241" "russ1263"