Snippet:
mob
verb/TestWorldExport()
var/server = "byond://127.0.0.1:8008"
var/other_server_online = world.Export("[server]?ping")
world.log << "other_server_online = [other_server_online]"
Test Environment: https://www.sendspace.com/file/bulnbq
I didn't go through and test every previous version, but I do know that this code works fine in 514.