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Java Programming with Java

????????????????????????????? Java. Text Editor ???? Java Development ToolNotepad, EditPlus, Crimson, J-Lab

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Java Programming with Java

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    1. ??????????????????????? Java (Programming with Java) ??????????????? ?????? ??????????????????? (?????????????????) ?????????????????????????? ???????????????????????

    2. ????????????????????????????? Java Text Editor ???? Java Development Tool Notepad, EditPlus, Crimson, J-Lab … NetBeans, Eclipes … Java JDK (Java Development Kit) Java Compiler Java Runtime Environment (JRE) Java Virtual Machine (JVM)

    3. ????????????????????????????? Java

    4. ????????????????????????????? Java

    5. Hello World ??????????????????????????? Hello World class firstProgram /* ??????? class */ { public static void main(String[] args) /* ??????????????? class */ { System.out.println(“Hello World!"); /* ???????????????????????????????? */ } }

    6. ????????????????? Java ???????????????????????? ??????????????????????????????????????????????? ???? String Grade; double score = 0; int num; ???????????????????????? $... ???? _... ???? float $GAP; String _name = “Chaiyanan”; ?????????????????????????????????????????????? ??????????????????????????? ?????????????????????????? +, -, *, / ??? %

    7. ????????????????? Java ???????????????????????? (???) ?????????????????????????

    8. ????????????? Java ????????????????????????

    9. ????????????????????????????? ????????????????????? <?????????????> ?????????????; /*????*/ <?????????????> ????????????? = ????????????????????; ???????? int count; double price; boolean paid = true; price = 1200;

    10. ????????????????????????????? ??????????????????????? <?????????????> ????????????? = ????????????????????; /*????*/ <?????????????> ?????????????; ????????????? = ????????????????????; ???????? boolean b1 = true; int a = 5; int b = 10; int sum = a+b; float f; f = 3.141f;

    11. ????????????????????? ??????????????????????????? ?? ??? ?????? EX ?????????????? 2 ????????????? ?? ??? ????????????????????

    12. ????????????????????? ??????????????????????????? ?? ??? ?????? EX (???)

    13. ????????????????????? LAB01 ??????? flow chart ?????????????????????????????????????????? 1 ??????? 2 ??????? 30 ???? 3 ??????? 59 ???? LAB02 ??????? flow chart ???????????????????????????????????????????????????? 5 ????? 3.7 ????? 325.399 ?????

    14. ????????????????????? LAB03 ??????? flow chart ????????????????????????????????? (VAT 7%) ??????????????? ???????? 3 ???? ????????????? VAT ???????????? 19900 ??? ??????????????? 18900 ??? ?????????????????? 7990 ??? ????????????????????????????????? 3 ???? ???????????????????????????????????????? 3 ???? (????????????????????????????? ?????? final double VAT_RATE = 0.07)

    15. ????????????????????? LAB04 ??????? flow chart ??????????????????????????????????????????????????????????????????????????? 450 ???????? ?????? ?????? 1 ????????? 28 ???? ??????? 5 ??????? 15 ???? ?????? 2 ????????? 35 ???? ??????? 4 ??????? 40 ???? ?????? 3 ????????? 25 ???? ??????? 5 ??????? 37 ???? ???????????????????????????????? ???????????????????????????????

    16. ???????????????????? < ?????????????????????????? 5 < 10 > ????????????????????????? 10 > 5 <= ????????????????????????????????? 10 <= 10 >= ???????????????????????????????????? 10 >= 10 == ?????????????????????(???????)??? “a” == “a” != ???????????????????????????? 5 != 10

    17. ????????????????????????? ?????????? Scanner ???????????????? Scanner ???? import ?????????????? import java.util.Scanner; Class InPut { Scanner input = new Scanner(System.in); int a; a = input.nextInt() . . }

    18. ?????????????????????????

    19. ?????????? Java

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