/*
    This shows some simple uses of a for() loop.
    This first example passes an array reference to a method and then 
    modifies the contents of the array. Note that after the method returns 
    the new values are printed out.
*/


public class arraymodifier_v1 {
  public static void main(String args[]) {
    
    int[] intarray = {8, 12, -3, 5};

    // Call the arraymod method
    // Note that the intarray reference is used as a parameter
    arraymod(intarray);
    
    // This for loop prints out all the values in the intarray array.
    // Note that the values have been modified by the arraymod method
    
    for(int i=0 ; i<intarray.length ; i++) {
      System.out.println("Value of int value intarray[" + i + "] is " + intarray[i]);
    }
  }
  
  // The arraymod method receives an array reference as a parameter. 
  // Note that the method can only determine the length of the array by using 
  // testarray.length
  public static void arraymod(int[] testarray)
  {
    for(int i=0 ; i<testarray.length; i++) {
      System.out.println("Value of int value testarray[" + i + "] is " + testarray[i]);      
    } 
    testarray[0] = 9;
    testarray[1] = 16;
    testarray[2] = -25;
    testarray[3] = 2;
  }
  
}