[erlang-questions] function with no parameter?

[Rapsey]

Are you sure you didn't forget to call the function with the module name?
module:hej().


2008/6/18 Circular Function <circularfunc@REDACTED>:

> -export([hej/0,fib/1,fibx/1,fac/1, fac2/1, sq/1,cube/1,power/2,
> powerc/2,nCk/2]).
>
> hej() -> 12.
>
> this compiles but it doesnt work when calling in the shell.
>
> 36> hej().
> ** exception error: undefined function shell_default:hej/0
>
> does this have anything to do with functions should be pure in erlang thus
> calling a fucntion with no parameter isnt allowed? but then why is creating
> them allowed?
>
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