arraycopydemo.java

来自「java课件 java课件 java课件 java课件」· Java 代码 · 共 24 行

public class ArrayCopyDemo{
   public static void main(String args[]){
    int a[] = {1,2,3,4,5,6,7,8};
    int a1[] ={ 12,11,10,9,8,7,6,5,4,3,2,1};
    int a2[] = {8,7,6,5,4};
    try{
      System.arraycopy(a,0,a1,0,a.length);
      System.arraycopy(a,0,a2,0,a.length);
    }catch(ArrayIndexOutOfBoundsException e){
      System.out.println("Exception occured.");
      //System.out.println(e.getMessage());
      System.out.println(e);
    }
    for(int elem: a1){
      System.out.print(elem+"  ");
    }
    System.out.println();
    for(int elem: a2){
      System.out.print(elem+"  ");  
    }
    System.out.println("\n");
  }
}