Delete letters in a string variable

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Zheng
Zheng le 31 Mai 2013
Hi,
for instance, string variables are '2456.00A', '2501A',...
How can I delete letters in a string variable?
Thanks in advance.

Réponse acceptée

Jonathan Sullivan
Jonathan Sullivan le 31 Mai 2013
To detect which charectors are letters, you can use the function isletter. Then just simply delete the ones that are letters
Example:
yourString = '2456.00A';
deleteMe = isletter(yourString); % Detect which ones are letters
yourString(deleteMe) = []; % Delete the letters
disp(yourString) % Display the result

Plus de réponses (1)

Azzi Abdelmalek
Azzi Abdelmalek le 31 Mai 2013
Modifié(e) : Azzi Abdelmalek le 31 Mai 2013
s={'2456.00A', '2501A'};
out=cellfun(@(x) x(regexp(x,'[^a-zA-Z]')),s,'un',0)

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