//: ch1.01/IntChar.javapackage object; import java.util.*;public class IntChar { int x; char y; public IntChar(){ System.out.println(x); System.out.println(y); } public static void main(String[] args) { new IntChar(); } }
/* output:
test*///~
package Object;//: ch1.2/HelloWorld.javapublic class HelloWorld { public static void main(String[] args) { System.out.println("Hello, World"); }}/* * output:(55% match) hell. it's: * Wed Nvember 01 13:42 MDT 2018 */// :~
//: ch1.3/ATypeName.javapackage Object;import java.util.*;public class ATypeName{ int x; public static void main(String[] args){ ATypeName a = new ATypeName(); a.x=4; System.out.print(a.x); } }/* class object*/// :~
//: ch1.4/DataOnly.java/**study * @author feilong */package Object;import java.util.*;public class DataOnly{ public static void main(String[] args){ DataOnly data = new DataOnly(); }}
//: ch1.5/Dataonly.java/**study * @author feilong */package Object;import java.util.*;public class Dataonly{ int x; double d; boolean b; public static void main(String[] args){ Dataonly data = new Dataonly(); data.x=47; data.d=1.1; data.b=false; System.out.println("data.x="+data.x); System.out.println("data.d="+data.d); System.out.println("data.b="+data.b); }}/* outputdata.x = 47data.d = 1.1data.b = false*///:~
//: ch1.6/Storage.java/**@version 1.6* @author feilong*/package Object;import java.util.*;public class Storage{ public int storage(String s){ return s.length()*2; } public static void main(String[] args){ Storage st = new Storage(); String s = "helloword"; int l=st.storage(s); System.out.println(l); }}/* output: * storage(s); *///:~
//: ch1.7/Incrementable.java/**@author feilong* @version 1.7*/package Object;import java.util.*;class StaticTest{ static int i = 47;}public class Incrementable{ static void increment() { StaticTest.i++; } public static void main(String[] args){ Incrementable sf = new Incrementable(); sf.increment(); System.out.println(StaticTest.i); }}/* Output:StaticTest.i*///:~//: ch1.8/ShowStatic.java/**@author feilong* @version 1.8*/
package object;import java.util.*;public class ShowStatic{ static int i = 7; public static void main(String[] args){ ShowStatic ss = new ShowStatic(); ss.i=9; ShowStatic sy = new ShowStatic(); ShowStatic sz = new ShowStatic(); System.out.println("ss.i = "+ss.i); System.out.println("sy.i = "+sy.i); System.out.println("sz.i = "+sz.i); }}/* output:ss.i = 9sy.i = 9sz.i = 9*///:~ CH1.11
//: Object/AllTheColorsOfTheRaibow.java
/**@author feilong* @version 1.0*/package object;import java.util.*;public class AllTheColorsOfTheRaibow{
int anIntegerRepreSentingColors; void changeTheHueOfTheColor(int newHue) { anIntegerRepreSentingColors = newHue; } public static void main(String[] args) { AllTheColorsOfTheRaibow all = new AllTheColorsOfTheRaibow(); all.changeTheHueOfTheColor(8); System.out.println(all.anIntegerRepreSentingColors); }}/* output:这个程序 抄了作者的*///:~ch1.12
// object/HelloWord.java
/**The first Thinking in java example program * Displays a string and today's date * @author feilong * @author https://home.cnblogs.com/u/jiangfeilong/ * @version 2.0 */package object;import java.util.*;public class HelloWord2 {
/** Entry point to class & application * @param args array of string arguments * @author exceptions No exception thrown */ public static void main(String[] args) { System.out.printf("%s\n","hello world"); System.out.println(new Date()); } }/* output:hello it'swed November 5 23:01:34 MDT 2018*///~
ch1.13
//: object/Documentation.java
package object;/** * @author feilong * Run Documentation1.java Documentation2.java * and Documentation3.java through javadoc. Verify * the resulting documentation with your Web * browser */public class Documentation { public static void main(String[] args) { }}///~
ch1.14
//: object/Html.java package object;/** ** System.out.println(new date()); **格式化输出*/public class Html { /** A variable comment */ public int i; /** A method comment * you can eveninsert a list **
*- Item one *
- Item two *
- Item three *
*
*/ public void f() { }}///~- 有序 HTML 列表: *
ch1.15
//: ch1.2/HelloWorld.java/************here can't show*********** */package Object;import java.util.*;/** * @author feilong *d
*/public class HelloWorld { /** @param args description(must have two **) * efsadf */ public static void main(String[] args) { /* @return description * true */ System.out.println("Hello, World"); } }/* * output:(55% match) hell. it's: * Wed Nvember 01 13:42 MDT 2018 */// :~
ch1.16
//: object/OverLoading.javapackage object;import java.util.*;import static net.mindview.util.Print.*;class Tree{ int height; Tree() { print("Planting a seeding"); height = 0; } Tree(int initialHeight) { height = initialHeight; print("Creating new tree that is" + height + " feet tall"); } void info(){ print("Tree is " + height + "feei tall"); } void info(String s) { print(s+ "; Tree is " + height + " feet tall"); } }/** * @author feilong */public class OverLoading { /**@param args put here can use */ public static void main(String[] args) { for(int i =0 ;i<5; i++) { Tree t = new Tree(i); t.info(); t.info("OverLoading method"); } new Tree(); } }/*Creating new Tree that is 0 feet tallTree is 0 feet tall overloaded method: Tree is 0 feet tallcreating new Tree that is 1 feet tallTree is 1 feet talloverloading method: Tree is 1 feet talloverloading method: Tree is 2 feet tallTree is 2f feet talloverloading method: Tree is 1 feet tallCreating new Tree that is 3 feet tallTree is 4 feet talloverloading method: Tree is 4 feet tallplanting seedling*///~