[erlang-questions] passing function references, do we have same ability as bifs?

Bernard Duggan bernie@REDACTED
Fri May 1 07:41:42 CEST 2009


Hi Kevin,
    Have a look at erlang:apply().

Cheers,

Bernard

Kevin wrote:
> I've figured out how to do this simple "meta-programming",
>
> start() ->
>     run(io, format, ["hello", "there"]).
>
>
> run(M, F, Args) ->
>     M:F("~s ~s~n", Args).
>
>
> But do we have the same power as something like spawn(Module, Function, 
> Args), where Args is
> passed in as a list, but its "exploded" into parameters when the 
> function is called?
>
> Can something like this work?
>
>
> start() ->
>     run(string, equal, ["hello", "hello"]).
>
>
> run(M, F, Args) ->
>     M:F(Args).  %% called as string:equal("hello", "hello")
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