JAVA EXAMPLE EXTENDING AN ARRAY PAGE 51

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JAVA EXAMPLE EXTENDING AN ARRAY

Java Examples - Extending an Array

Problem Description:
How to extend an array after initialisation?
Solution:
Following example shows how to extend an array after initialization by creating an new array.
public class Main {
   public static void main(String[] args) {
      String[] names = new String[] { "P", "Q", "R" };
      String[] extended = new String[5];
      extended[3] = "D";
      extended[4] = "S";
      System.arraycopy(names, 0, extended, 0, names.length);
      for (String str : extended){
         System.out.println(str);
      }
   }
}
Result:
The above code sample will produce the following result.
P
Q
R
S
T