Java資料型態

public class Main {
  public static void main(String[] args) {
    int myNum = 5;              // 整數 integer (whole number)
    float myFloatNum = 5.99f;   // 浮點數=實數 floating point number
    char myLetter = 'A';        // 字元 character
    boolean myBool = true;      // 布林 boolean
    String myText = "Hello";    // 字串 String
    int x;                      //宣告整數integer x
    System.out.println(myNum);
    System.out.println(myFloatNum);
    System.out.println(myLetter);
    System.out.println(myBool);
    System.out.println(myText);
    x = myLetter;
    System.out.println(x); //輸出A的字碼
    x = 'z';
    System.out.println(x); //輸出z的字碼
  }
}