How to read a string character by character?

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Febin Benjamin
Febin Benjamin am 23 Aug. 2013
I have a file name as CCTV03x456x1658.avi. And i want to read only 'CCTV03x456x1658' before the '.avi' and exclude the '.avi part. How can I achieve this?

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Azzi Abdelmalek
Azzi Abdelmalek am 23 Aug. 2013
s='CCTV03x456x1658.avi'
s=s(1:strfind(s,'.')-1)

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