``` val outputStream = httpClient.put<ByteWriteChannel>(realUrl).toOutputStream() ...

# ktor

[Ifvwm]

val outputStream = httpClient.put<ByteWriteChannel>(realUrl).toOutputStream()
        outputStream.write("abc".toByteArray())
        outputStream.flush()
        outputStream.close()

why this won't put data to that link? but with httpurlconnection is ok

[Rustam Siniukov]

this might help you https://ktor.io/docs/request.html#specifying-a-body-for-requests
TLDR; in your case, ByteWriteChannel is type or response body, not request. To send request body use client.put<ResponseType>(url) { body = ... }

[Ifvwm]

@Rustam Siniukov but I need to handle the uploading process, I mean get the percentage of current uploading, body can do that?

[Ifvwm]

I found the answer here https://stackoverflow.com/questions/56706485/in-ktor-how-can-i-stream-an-inputstream-into-a-httpclient-requests-body