摘要： NSInteger NSStringNSString *inStr = [NSString stringWithFormat:@"%d", (int)month];NSInteger = [NSStringintValue];NSData-->NSMutableDataNSData *_data = [[NSData alloc] init];NSMutableData *_mdata = [NSMutableData dataWithData:_data];[_data release];NSstring --> NSdataNSString *aString 阅读全文