十六進位字串轉換成中文

- (NSString*)stringFromHexString:(NSString*)hexString {  // eg. hexString = @"8c376b4c"         char*myBuffer = (char*)malloc((int)[hexString length] / 2 + 1);    bzero(myBuffer, [hexString length] / 2 + 1);    for(inti = 0; i < [hexString length] - 1; i += 2) {        unsignedintanInt;        NSString* hexCharStr = [hexString substringWithRange:NSMakeRange(i, 2)];        NSScanner* scanner = [[[NSScanneralloc] initWithString:hexCharStr] autorelease];        [scanner scanHexInt:&anInt];        myBuffer[i / 2] = (char)anInt;    }    NSString*unicodeString = [NSStringstringWithCString:myBuffer encoding:NSUnicodeStringEncoding];//    printf("%s\n", myBuffer);    free(myBuffer);         NSString*temp1 = [unicodeString stringByReplacingOccurrencesOfString:@"\\u"withString:@"\\U"];    NSString*temp2 = [temp1 stringByReplacingOccurrencesOfString:@"\""withString:@"\\\""];    NSString*temp3 = [[@"\""stringByAppendingString:temp2] stringByAppendingString:@"\""];    NSData*tempData = [temp3 dataUsingEncoding:NSUTF8StringEncoding];    NSString*temp4 = [NSPropertyListSerializationpropertyListFromData:tempData                                                           mutabilityOption:NSPropertyListImmutable                                                                     format:NULL                                                           errorDescription:NULL];    NSString*string = [temp4 stringByReplacingOccurrencesOfString:@"\\r\\n"withString:@"\n"];         NSLog(@"-------string----%@", string); //輸出 Google    returnstring;}