CIS 260 VarArgs2.java

Code

/*
    VarArgs2.java
    CIS 260
    2005-02-16
    David Klick

    Demonstrates the use of the new Java 1.5
    variable argument feature, syntax, and usage.
*/

import java.util.*;

public class VarArgs2 {
    public static void main(String[] args) {
        int[] n = { 3, 5, 18, 2, -9, 14 };
        System.out.println("Max of " + Arrays.toString(n)
            + " is " + max(n));
    }

    static int max(int... arr) {
        if (arr.length == 0) throw new
            IllegalArgumentException("Zero length array not valid");
        int max = arr[0];
        for (int i : arr) if (max<i) max = i;
        return max;
    }
}
/*
    Sample output:

    Max of [3, 5, 18, 2, -9, 14] is 18
*/