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char-int-long-float-double
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public class Leaf {
int i = 0;
public Leaf increment() {
i ++ ;
return this;
}
public void print() {
System.out.println(" i= " + i);
}
public static void main(String[] args) {
new Leaf().increment().increment().increment().print();
}
}
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public class Flower {
private int count = 0;
private String s = "java";
public Flower(String s) {
this.s = s;
// this(1); ±ØÐë·ÅÔÚµÚÒ»ÐÐ
System.out.println("s=" + s);
}
public Flower(int count) {
this("123");
this.count = count;
System.out.println("count=" + count);
}
public Flower(int count, String s) {
this();
// this("qw"); Ö»Äܵ÷ÓÃÒ»¸ö¹¹ÔìÆ÷
this.count = count;
this.s = s;
System.out.println("count=" + count + " s=" + s);
}
public Flower() {
// this(); ²»Äܵ÷Óñ¾¹¹ÔìÆ÷
System.out.println("------");
}
void print() {
// this();²»ÄÜÔÚÈκη½·¨Öе÷Óù¹ÔìÆ÷£¨°üÀ¨¾²Ì¬·½·¨£©
System.out.println("count=
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http://java.sun.com
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import java.applet.*;
import java.awt.*;
import java.awt.event.*;
public class game extends Applet implements ActionListener{
//¶¨Òå±äÁ¿
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* @return
* @throws IOException
*/
public St ......
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