2013-05-24から1日間の記事一覧

16進数のNSStringを数値に変換

float hexStringToFloat(NSString* str) { NSString *prefix = [str substringWithRange:NSMakeRange(0, 2)]; if(![prefix isEqualToString:@"0x"]) { str = [@"0x"stringByAppendingString:str]; } NSScanner* pScanner = [NSScannerscannerWithString: str…