In Java, remove empty elements from a list of Strings

by 
List<String> list = new ArrayList<String>(Arrays.asList("", "Hi", null, "How"));
System.out.println(list);
list.removeAll(Arrays.asList("", null));
System.out.println(list);

Output:

[, Hi, null, How]
[Hi, How]

More Related Contents:

  1. JAVA: calculate the average between two or more arrays [closed]
  2. Write a function that will sort a string array using Java
  3. JAVA ArrayIndexoutofBoundException issue
  4. Write a program that takes an array/arraylist of integer and finds longest sub array/arraylist whose entries are equal [closed]
  5. How to add two int array values together?
  6. How to split a String by space
  7. Convert list to array in Java [duplicate]
  8. The best way to print a Java 2D array? [closed]
  9. Converting array to list in Java
  10. Accessing members of items in a JSONArray with Java
  11. How to sort an array of objects in Java?
  12. How do I copy a 2 Dimensional array in Java?
  13. What is the Cost of Calling array.length
  14. How to convert object array to string array in Java
  15. How to return an array from JNI to Java?
  16. How to convert a Java 8 Stream to an Array?
  17. How is length implemented in Java Arrays?
  18. How do I fill arrays in Java?
  19. Scanner class skips over whitespace
  20. How do I create a jagged 2d array in Java?
  21. How can I generate a list or array of sequential integers in Java?
  22. Fill arrays with ranges of numbers
  23. How to increase an array’s length
  24. Java ArrayIndexOutOfBounds Exception
  25. How do I paint multiple objetcs that move at different speeds in Java?
  26. How does primitive array work with new for each loop in Java?
  27. How do I convert Double[] to double[]?
  28. How to sort an array of objects containing null elements?
  29. Finding if an array contains all elements in another array
  30. How to deep copy an irregular 2D array

Leave a Comment