kotlin.io.java.io.InputStream.copyTo
copyTo
fun InputStream.copyTo( out: OutputStream, bufferSize: Int = DEFAULT_BUFFER_SIZE ): Long
Platform and version requirements: JVM
Copies this stream to the given output stream, returning the number of bytes copied
Note It is the caller's responsibility to close both of these resources.
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Licensed under the Apache License, Version 2.0.
https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.io/java.io.-input-stream/copy-to.html
