[erlang-questions] Extrange output of Âs and varing times on erlang console when testing array_vs_tuples

Michael Truog <>
Sun Feb 7 22:00:02 CET 2010


Here is a version with other types added that you might be interested in:
http://okeuday.livejournal.com/15662.html

Angel wrote:
> 1) The  symbol is related to the microsecond symbol and appears only when 
> testing from the erlang console, where at bash level (konsole, and plain tty) the 
> caracter is not shown.
>
> 2) The time rougly doubles in the erlang console. Calling the test funtion from 
> bash via: "erl -noshell -run arr test" shown "proper" times.
>
> Can test code at: http://gist.github.com/266826  (Joel's github)
>
>
>
> :~/Documentos/Personal/Erlang/Code> erl -noshell -run arr test -run init stop
> Fixed-size array: get:     5354µs, set:    11242µs                                              
> Extensible array: get:     5357µs, set:    10639µs                                              
> Tuple:            get:     1224µs, set:   441784µs                                              
> Tree:             get:     9409µs, set:   100486µs
>
>                                               
> :~/Documentos/Personal/Erlang/Code> erl                                          
> Erlang R13B03 (erts-5.7.4) [source] [rq:1] [async-threads:0] [hipe] [kernel-poll:false]         
>
> Eshell V5.7.4  (abort with ^G)
> 1> arr:test().                
> Fixed-size array: get:    11618µs, set:    28557µs
> Extensible array: get:    10083µs, set:    23536µs
> Tuple:            get:     1218µs, set:   481610µs
> Tree:             get:     9682µs, set:   102533µs
> ok
> 2> q().
>
>
>
>
> /angel
>
>
>
>
>
>
> Most people know C is not so high level....
>                 ...Everybody else just got assembler overdose
>  
>
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