Program Java Shortcut Operator (J2SE)

/**
 * Title    : Program Shortcut Operator
 * Deskripsi: Menampilkan operasi menggunakan Shortcut Operator
*/

public class DemoShortcutOperator {

    /** Main Method */
    public static void main(String[] args){
   
    int a = 2, hasil;
   
    System.out.println("\nPROGRAM DEMO SHORTCUT OPERATOR");
    System.out.println("--------------------------------\n");
    System.out.println("Nilai awal a = " + a);
   
    // ShortcutOperator
    a += 3; // Nilai a menjadi 2 + 3 = 5
    System.out.println("\nShortcut Operator a +=3 " + "menghasilkan : " + a);
   
    a *= 3; // Nilai a menjadi 5 x 3 = 15
    System.out.println("\nShortcut Operator a *= 3 " + "menghasilkan : " + a);
   
    // Postincremental
    System.out.println("\nNilai variabel a sebelum " + "PostIncremental = " + a);
   
    hasil = 3*(a++); // nilai hasil = 3 x 15 = 45
   
    System.out.println("Hasil  PostIncremental 3*(a++) = " +hasil);
    System.out.println("Nilai variabel a setelah " + "PostIncremental = " +a);
   
    // Preincremental
    System.out.println("\nNilai variabel a sebelum " + "PreIncremental = " + a); // a = 16
    hasil = 3*(++a);//nilai hasil = 3 x (16+1)=51
    System.out.println("Hasil  Preincremental 3*(++a) = " + hasil);
    System.out.println("Nilai variabel a setelah " + "Preincremental = " + a); // a=17
   
    //Postdecremental
    System.out.println("\nNilai variabel a sebelum " + "PreIncremental = " + a); // a = 17
   
    hasil = 3*(a--); // ilai hasil = 3 x (17) = 48
    System.out.println("Hasil Postdecremental 3*(a--) = " +hasil);
    System.out.println("Nilai variabel a setelah " + "Postdecremental = " + a); //a = 16
   
    //Predecremental
    System.out.println("\nNilai variabel a sebelum " + "Predecremental = " + a); //a = 16
    hasil = 3*(--a); //(nilai hasil = 3 x (16-1) = 45
    System.out.println("Hasil Postdecremental 3*(--a) = " +hasil);
    System.out.println("Nilai variabel a setelah " + "Predecremental = " + a); // a = 15
    }
}
   
   
   
   
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