instancevariabletest.java

《Java核心技术应用开发》电子工业出版社书籍源代码

package sample;

public class InstanceVariableTest {
    //primitive type variables
    private int itest;
    private byte btest;
    private short stest;
    private long ltest;
    private float ftest;
    private double dtest;
    private boolean bltest;
    private char ctest;
    //reference variable
    String strTest; 
        
    public static void main(String[] args) {
        String t = "\t";
        InstanceVariableTest ivTest = new InstanceVariableTest();
        System.out.println("byte"+ t + "short" + t + "char" + t + "int" + t + "long" + t + "float" + t + "double" + t + "boolean"  + t + "String");
        System.out.println(ivTest.btest + "\t" + ivTest.stest + "\t" + ivTest.ctest + "\t" +   ivTest.itest +  "\t" + ivTest.ltest +"\t" + ivTest.ftest + "\t"
                  + ivTest.dtest + "\t" + ivTest.bltest + "\t" + ivTest.strTest);
    }
}