Java String Exercises: Create a new String object with the contents of a character array
Java String: Exercise-11 with Solution
Write a Java program to create a new String object with the contents of a character array.
Sample Solution:
Java Code:
public class Exercise11 {
public static void main(String[] args)
{
// Character array with data.
char[] arr_num = new char[] { '1', '2', '3', '4' };
// Create a String containig the contents of arr_num
// starting at index 1 for length 2.
String str = String.copyValueOf(arr_num, 1, 3);
// Display the results of the new String.
System.out.println("\nThe book contains " + str +" pages.\n");
}
}
Sample Output:
The book contains 234 pages.
Flowchart:
Visualize Java code execution (Python Tutor):
Java Code Editor:
Improve this sample solution and post your code through Disqus
Previous: Write a Java program to compare a given string to the specified string buffer.
Next: Write a Java program to check whether a given string ends with the contents of another string.
What is the difficulty level of this exercise?
Test your Programming skills with w3resource's quiz.
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
- New Content published on w3resource:
- HTML-CSS Practical: Exercises, Practice, Solution
- Java Regular Expression: Exercises, Practice, Solution
- Scala Programming Exercises, Practice, Solution
- Python Itertools exercises
- Python Numpy exercises
- Python GeoPy Package exercises
- Python Pandas exercises
- Python nltk exercises
- Python BeautifulSoup exercises
- Form Template
- Composer - PHP Package Manager
- PHPUnit - PHP Testing
- Laravel - PHP Framework
- Angular - JavaScript Framework
- Vue - JavaScript Framework
- Jest - JavaScript Testing Framework