我通过 Swift 中的流接收二进制信息。假设信息是一张图片。我现在想保存图片。这怎么可能?
我试过以下:
let bufferSize = 154000
var buffer = [UInt8](count: bufferSize, repeatedValue: 0)
var bytesRead = inputStream?.read(&buffer, maxLength: bufferSize)
if bytesRead > 0 {
var bytesWrittenSoFar = 0
do {
var diffbytes = bytesRead! - bytesWrittenSoFar
fileStream?.open()
fileStream?.write(UnsafePointer(&buffer[bytesWrittenSoFar]), maxLength: diffbytes)
} while (bytesWrittenSoFar != bytesRead);
但是当我尝试写入 (fileStream?.write...) 时,我收到以下错误:“找不到接受提供的参数的 'init' 的重载
提前感谢您的回答!