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marutanm/gist:6174564

Created August 7, 2013 14:29
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gistfile1.m
NSarray *fileList = @[@"fileA", @"fileB", @"fileC", @"fileD"];
NSUInteger randomIndex = arc4random() % [fileList count];
NSString *selectedFile = [fileList objectAtIndex:randomIndex];
// http://stackoverflow.com/questions/3318902/picking-a-random-object-in-an-nsarray
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