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Java Tutorial : Java bitwise Left Right and Shift Operators

Java Tutorial : Java bitwise Left Right and Shift Operators

Java Tutorial : Java bitwise Left Right and Shift Operators

BitwiseLeftShiftOperatorDemo.java

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

        int a = 52; // 00110100

        System.out.println("binary of 'a'                       :   "
                + Integer.toBinaryString(a) + "\n");

        /*
         * Number of bits needs to be moved to left.
         */
        int b = 2;

        /*
         * The left operands value is moved left by the number of bits specified
         * by the right operand.
         */
        int value = a << b; // 11010000

        System.out.println("binary of 'value' after Left shift  : "
                + Integer.toBinaryString(value));
        System.out.println("value : " + value);

    }
}

Output

binary of 'a'                       :   110100

binary of 'value' after Left shift  : 11010000
value : 208

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

        int a = 172; // 10101100
        
        System.out.println("binary of 'a'                        : "
                + Integer.toBinaryString(a) + "\n");

        /*
         * Number of bits needs to be moved to right.
         */
        int b = 1;

        /*
         * The left operand value is moved right by the number of bits
         * specified by the right operand.
         */
        int value = a >> b; // 01010110

        System.out.println("binary of 'value' after Right shift  :  "
                + Integer.toBinaryString(value));
        System.out.println("value: " + value);

    }
}