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Java String Exercises: Get the contents of a given string as a byte array

Java String: Exercise-16 with Solution

Write a Java program to get the contents of a given string as a byte array.

Sample Solution:

Java Code:

import java.util.Calendar;

public class Exercise16 {
 
  public static void main(String[] args)
    {
        String str = "This is a sample String.";

        // Copy the contents of the String to a byte array.
        byte[] byte_arr = str.getBytes();

        // Create a new String using the contents of the byte array.
        String new_str = new String(byte_arr);

        // Display the contents of the byte array.
        System.out.println("\nThe new String equals " +
            new_str + "\n");
    }
}

Sample Output:

The new String equals This is a sample String.

Flowchart:

Flowchart: Java String Exercises - Get the contents of a given string as a byte array

Visualize Java code execution (Python Tutor):


Java Code Editor:

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Java: Tips of the Day

How to sort an ArrayList?

Collections.sort(testList);
Collections.reverse(testList);

That will do what you want. Remember to import Collections though!

Ref: https://bit.ly/32urdSe