Swapping array elements by calling a function - Java Object Oriented Design

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Description

Swapping array elements by calling a function

Demo Code

public class Main{

    static void swap(int[] t, int i, int j) {
        int tmp;//w  w w . j  a v  a 2s  .co  m

        tmp = t[i];
        t[i] = t[j];
        t[j] = tmp;
    }

    static void DisplayArray(int[] x) {
        for (int i = 0; i < x.length; i++)
            System.out.print(x[i] + " ");
        System.out.println();
    }

    public static void main(String[] args) {
        int[] t = {1, 2, 3, 4, 5, 6, 7, 8, 9};
        DisplayArray(t);
        swap(t, 2, 3);
        DisplayArray(t);
    }
}

Result


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