ByteBuffer mark() in Java

mark(): This method is available in java.nio.ByteBuffer class of Java.

Syntax:

ByteBuffer java.nio.ByteBuffer.mark()

This method sets this buffer's mark at its position.

Parameters: NA

Returns: This buffer.

Exceptions: NA

Approach

Java

import java.nio.ByteBuffer;

public class ByteBuffermark {
    public static void main(String[] args) {

        byte array[] = { 1, 2, 3, 4 };
        ByteBuffer bb = ByteBuffer.wrap(array);

        System.out.println(bb.mark());

    }
}

Output:

java.nio.HeapByteBuffer[pos=0 lim=4 cap=4]