ByteBuffer hasArray() in Java

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

Syntax:

boolean java.nio.ByteBuffer.hasArray()

This method tells whether or not this buffer is backed by an accessible byte array.

Parameters: NA

Returns: true if, and only if, this buffer is backed by an array and is not read-only.

Exceptions: NA

Approach

Java

import java.nio.ByteBuffer;

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

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

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

    }
}

Output:

true