lists:keymerge/3
Bengt Kleberg
bengt.kleberg@REDACTED
Tue Nov 2 15:34:15 CET 2004
Vance Shipley wrote:
> On Tue, Nov 02, 2004 at 10:41:20AM +0100, Bengt Kleberg wrote:
> }
> } this seems to be according to the documentation:
> } ''When elements in the input lists compare equal, elements from List1
> } are picked before elements from List2.''
>
> The only logical interpretation of that statement is that elements
> with the same key are picked from List1. If you interpret it that
> the whole tuple must be equal for this statement to apply then it
> would be impossible to prove which list was chosen.
i interpreted it as meaning that _both_ elements are taken. the one from
list1 first, the one from list2 after.
note: i am not a native english speaker.
does not merge mean that all elements are kept?
if not, why is there a umerge function?
bengt
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