How to index an output without creating intermediate variable?

조회 수: 9 (최근 30일)
arnold
arnold 2020년 11월 19일
댓글: arnold 2020년 11월 23일
Hi,
what keeps frustrating me about Matlab - or my lack of Matlab skills that is..
How do I do this more nicely
tmp = get(gca, 'YLim');
set(gca, 'YLim', [0, tmp(2)]);
clear tmp;
% I would imagine something like this:
set(gca, 'YLim', [0, get(gca, 'YLim'){2}]);
It's not about this specific example, it's about how to avoid having to create a temporary variable in order to index the output. I could come up with a ton of other examples that have crossed my projects over the years.
here's another example which is obviously dumbed down. The idx will not be hardcoded obviously
CellWithStuff = {'one', 'two', 'three', 'four'};
tmp = contains(CellWithStuff, 'o');
OutputIWant = tmp(1);
% what I'm looking for is replacing
contains(CellWithStuff, 'o')[1] % accessing the first entry of the output somehow simpler...
I'm not a professional developer, so maybe there is an obvious solution to something like this.
I'd appreciate any suggestions!
Arnold
  댓글 수: 2
James Tursa
James Tursa 2020년 11월 19일
MATLAB doesn't support this capability natively, so the only thing you can do is live with it or use klunky workaround code.
arnold
arnold 2020년 11월 23일
hm.... not what I wanted to hear, at least I'm not entirely incapable of searching the web for answers then (I never found any).

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답변 (1개)

David Hill
David Hill 2020년 11월 19일
편집: David Hill 2020년 11월 19일
CellWithStuff{find(contains(CellWithStuff,'o'),1)};
CellWithStuff(find(contains(CellWithStuff,'o'),1));%depending on what you want

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