[erlang-questions] direct binary to integer conversion

Steve Davis <>
Sun Jan 1 05:02:53 CET 2012


Maybe something like...

%%parse_integer(<<$-, Bin/binary>>) ->	-1 * parse_integer(Bin,
0);parse_integer(Bin) ->	parse_integer(Bin, 0).%parse_integer(<<X, Bin/
binary>>, Acc) when X >= $0 andalso X =< $9 ->	Acc0 = Acc * 10 + (X -
$0),	parse_integer(Bin, Acc0);parse_integer(<<>>, Acc) ->	Acc.
On Dec 31, 8:38 am, Muharem Hrnjadovic <> wrote:
> Hello there!
>
> Is there a way to convert a binary to an integer *directly*? Right now I
> am using the following construct:
>
>     string:to_integer(binary_to_list(B))
>
> where B is a binary.
>
> Best regards/Mit freundlichen Grüßen
>
> --
> Muharem Hrnjadovic <>
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