Endless while loop with PlantUML

Question

Using PlantUML, the following results in an arrow into nowhere as exit for the loop. How do I get rid of the arrow to nowhere to get an endless loop?

start
while (Always)  is ( )
  :do something;
endwhile ( )

See resulting picture here

user_1168342 · Answer

You can hide the arrow:

while (Always)
  :do something;
endwhile
-[hidden]->
detach