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Place string in front of vector

1 vue (au cours des 30 derniers jours)
Quy
Quy le 26 Oct 2012
I have a vector of numbers: num = [1:16]; I would like to place the character: 'B' in front of each number i that vector without using the for loop.
Are there any tricks to do this quickly?
The result should look like this:
[B1 B2 B3 B4........]
thanks.
  1 commentaire
Matt J
Matt J le 26 Oct 2012
Modifié(e) : Matt J le 26 Oct 2012
I hope you're not trying to use EVAL to create separate variables with auto-generated names B1, B2,... That is a Notoriously Bad Thing To Do.

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Réponse acceptée

Matt J
Matt J le 26 Oct 2012
result = arrayfun(@(i) ['B',num2str(i)] , num , 'uni',0);

Plus de réponses (1)

Azzi Abdelmalek
Azzi Abdelmalek le 26 Oct 2012
Modifié(e) : Azzi Abdelmalek le 26 Oct 2012
[ '[' sprintf('B%d ',1:16) ']']

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