readAtMostTo
Removes at least 1, and up to byteCount bytes from this source and appends them to sink. Returns the number of bytes read, or -1 if this source is exhausted.
Parameters
sink
the destination to write the data from this source.
byteCount
the number of bytes to read.
Throws
Samples
import kotlinx.io.*
import kotlin.test.*
fun main() {
//sampleStart
val source = Buffer().also { it.write(byteArrayOf(1, 2, 3, 4, 5, 6)) }
val sink = Buffer()
val bytesRead = source.readAtMostTo(sink, 10) // read at most 10 bytes
assertEquals(6, bytesRead)
assertContentEquals(byteArrayOf(1, 2, 3, 4, 5, 6), sink.readByteArray())
//sampleEnd
}