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SlaunchaMan/gist:2696148

Created May 14, 2012 19:51
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Fun with C strings
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gistfile1.m
NSString *c = @"C";
NSString *a = @"A";
const char *cValue = [c cStringUsingEncoding:NSASCIIStringEncoding];
const char *aValue = [a cStringUsingEncoding:NSASCIIStringEncoding];
NSLog(@"The value of 'C' - 'A' is %d", (int)(cValue[0] - aValue[0]));
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