nalaolla

package test.com; public class Test03Animal { String kind; // 종류 long count; // 개체수 int life; // 수명 int legCount; // 다리수 Test02Person p; public Test03Animal(Test02Person p) { this.p = p; } public Test03Animal() { kind = "포유류"; count = 1000L; life = 80; legCount = 4; } public Test03Animal(String kind, long count, int life, int legCount) { this.kind = kind; this.count = count; this.life = life; th..

package test.com; public class Test02Person { int height; int weight; String location; String[] friends; public Test02Person() { height = 187; weight = 80; location = "Guri"; friends = new String[3]; friends[0] = "AA"; friends[1] = "BB"; friends[2] = "CC"; } public Test02Person(int height, int weight, String location) { this.height = height; this.weight = weight; this.location = location; friend..

package test.com; public class Test01AAA { private int x; String y; public int[] xs; protected String[] ys;} package test.com; public class Test01Main { public static void main(String[] args) { // TODO Auto-generated method stub System.out.println("main..."); // Test01AAA ta01 = new Test01AAA();// System.out.println(ta01);// // ta01 = new Test01AAA();// System.out.println(ta01);// // Test01AAA t..

package test.com; public class Test05board { int num; String title; String contents; String writer; String wdate; String[][] boardList; public Test05board() { num = 10; title = "제목"; contents = "내용"; writer = "작성자"; wdate = "작성일자"; System.out.println(num); System.out.println(title); System.out.println(contents); System.out.println(writer); System.out.println(wdate); } public Test05board(String[]..

package test.com; public class Test04member { int num; String id; String pw; String name; String tel; Test04member[][] strs; public Test04member() { num = 1; id = "admin"; pw = "1234"; name = "daniel"; tel = "010"; System.out.println(num); } public Test04member(int num, String id, String pw, String name, String tel) { this.num = num; this.id = id; this.pw = pw; this.name = name; this.tel = tel; ..

package test.com; public class Test03score { //접근제한자 선언이 없다 >> default //접근범위 public > protected > default : 같은 패키지 안에서만 > private : 동일클래스 public String name; int kor; int eng; int math; int total; protected double avg; /*private*/ String grade; public Test03score() { //매개변수 없는 생성자 : 생략가능// System.out.println(name);// System.out.println(kor);// System.out.println(eng);// System.out.println(math)..

package test.com; public class Test02Constructor { // 2. 멤버필드 String name; //이름, null int age; //나이, 0 // 1. 생성자 // 매개변수(argument) 있는 생성자와 없는 생성자가 있다. // 동일한 생성자 선언 불가 // 다른 생성자라 함은(오버로딩 규칙) : 1.매개변수 갯수, 2.같은 개수일때 다른타입, 3.같은 갯수, 같은 타입일때 타입순서 다를경우 // 생성자 사용 주목적 : 멤버필드의 초기화 >> 속성부여, 변경 public Test02Constructor() {// System.out.println(name);// System.out.println(age); } public Test02Constructor(in..

package test.com; public class Test01class { //class는 객체를 생성하기위한 틀(겉표지) //2. 전역변수, 멤버필드, 인스턴스 변수 >> 속성 static int x; //0 String name; //null double d; //0.0 int[] sus; //null String[] strs; //null int[][] suss; //null Test01class t01; //null Test01class[] t01s; //null //선언만해도 기본값을 가진다. // //1.생성자// /*접근제한자*/ Test01class(/*매개변수 선언들*/) {// String name = "aaaa";// System.out.println(name);// // } p..

package test.com; public class Student { protected int num; protected String name; protected String email; protected String phone; public Student() { // TODO Auto-generated constructor stub System.out.println(num); System.out.println(name); System.out.println(email); System.out.println(phone); this.num = 99; this.name = "daniel"; this.email = "aaa@aaa.net"; this.phone = "010-1111-2222"; }} packa..

package test.com; import java.util.Scanner; public class WhyNeedArray { public static void main(String[] args) { // TODO Auto-generated method stub int fstHighScore = 0; int sndHighScore = 0; Scanner sc = new Scanner(System.in); System.out.println("점수입력"); int score1 = sc.nextInt(); if (score1 >= fstHighScore) { sndHighScore = fstHighScore; fstHighScore = score1; } else if (score1 < fstHighScore..