Possible enumeration values:

Name Description
ar

Arabic - العربية

bg

Bulgarian - Български

cs

Czech - Čeština

da

Danish - Dansk

de

German - Deutsch

de-CH

German - Switzerland - Hochdeutsch

el

Greek - Ελληνικά

en

English - English

es

Espanol - Español

et

Estonian - Eesti Keel

fi

Finnish - Suomalainen

fr

French - Français

he

Hebrew - עברית

hi

Hindi - हिन्दी

hr

Croatian - Hrvatski

hu

Hungarian - Magyar

id

Indonesian - Bahasa Indonesia

is

Icelandic - Íslenska

it

Italian - Italiano

ja

Japanese - 日本語

ko

Korean - 한국말

lt

Lithuanian - Lietuvių

lv

Latvian - Latviešu

nl

Dutch - Nederlands

no

Norwegian - Norsk

pl

Polish - Polski

pt

Portuguese - Português

pt-BR

Portuguese - Brazil - Português Brasileiro

ro

Romanian - Română

ru

Russian - Русский

sk

Slovak - Slovenčina

sl

Slovenian - Slovenščina

sr

Serbian - Српски

sv

Swedish - Svenska

th

Thai - ภาษาไทย

tl

Filipino - Wikang Tagalog

tr

Turkish - Türkçe

uk

Ukranian - Українська

ur

Urdu - اردو / उर्दू

vi

Vietnamese - Tiếng Việt

zh

Chinese - 中文

zh-CN

Chinese (simplified) - 简体中文

zh-TW

Chinese (traditional) - 繁体中文