PrintStreamTest.java

public class PrintStreamTest {

    public static void testPrintln() {
        int myInt = 1;
        System.out.println(myInt);
        double myDouble = 2.5;
        System.out.println(myDouble);
        String myString = "ABC";
        System.out.println(myString);
        System.out.print("X");
        System.out.print("Y");
        System.out.println();
        System.out.print("W");
        System.out.print("T");
    }
    public static void testFormat() {
        boolean myBoolean=false;
        int myInt=6;
        double myDouble=2.5;
        System.out.format("format : %1$b %2$d %3$+07.2f \n",myBoolean,myInt,myDouble);
        System.out.printf("printf : %1$b %2$d %3$+07.2f \n",myBoolean,myInt,myDouble);
        
    }

    public static void main(String[] args) {
        testPrintln();
    }
}