我寫的代碼

//圖片名NSData *nameDate = [@"61DD9人像__昵稱__圖片名21212122121.jpg" dataUsingEncoding:kCFStringEncodingUTF8]; [asyncsocket writeData:nameDate withTimeout:-1 tag:0];//圖片長度 uint64_t length<愛尬聊_讓生活聊出新高度> =(uint64_t) imageData.length; length = CFSwapInt64HostToBig(length); NSData *lengthdata = [NSData dataWithBytes:&length length:8]; [asyncsocket writeData:lengthdata withTimeout:-1 tag:0];//圖片 [asyncsocket writeData:imageData withTimeout:-1 tag:0];