iOS object-c 문자열 처리 NSString* str1 = @”Objective-C 2.0 Programming. “; NSString* str2 = @”xCode is Powerful. “; NSString* str3; NSString* strNum = @”7.7″; NSString* tmp; NSMutableString* mutableString;NSComparisonResult compareResult; NSRange range; // 빈 문자열 생성 str3 = [NSString string]; // 문자열로 새로운 문자열 생성 str3 = [NSString stringWithString:@"stringWithString"]; NSLog(@”%@”, str3);str3 = [[NSStrin..