백선장님 라이브 스터디 2주차 과제 예제 코드

StudyHaleEx01.java

public class StudyHaleEx01 {
    public static void main(String[] args) {
        StudyHale02 study = new StudyHale02();
        int[] arr = new int[10];

        // 타입 추론
        var typeInference01 = "greeting";
        var typeInference02 = arr;
        var typeInference03 = study;
        var typeInference04 = study.greeting;

        System.out.println(typeInference01.getClass().getSimpleName());
        System.out.println(typeInference02.getClass().getSimpleName());
        System.out.println(typeInference03.getClass().getSimpleName());
        System.out.println(typeInference04.getClass().getSimpleName());
    }
}

StudyHaleEx02.java

public class StudyHale02 {
  
    String greeting = "hello";
    
}