[erlang-questions] string concatenation efficiency

[Richard Carlsson]

Note that ++ is just an operator alias for lists:append/2.


        /Richard

2016-01-28 8:22 GMT+01:00 Khitai Pang <khitai.pang@REDACTED>:

> Hi,
>
> For string concatenation, which one of the following is the most efficient?
>
> 1)
> strings:join(["Item:{", ItemID, "}")], ""]
>
> 2)
> lists:append(["Item:{", ItemID, "}")])
>
> 3)
> "Item:{" ++ ItemID ++ "}"
>
> Here ItemID is a UUID.
>
>
> Thanks
> Khitai
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