Template:Script/doc/id-unk/is-iso-alpha4

< Template:Script‎ | doc‎ | id-unk
Documentation icon Template documentation
Returns input alpha4 when existing, <blank> when not existing (per #default).
"Special ISO codes" (number 900-999) are NOT recognised here (Qaaa..Qabx, Zinh Zmth Zsye Zsym Zxxx Zyyy Zzzz).
List of ISO codes as of 2021-02-17 (201 regular codes)
  • >Adlm → Adlm
  • >Aaaa →