intellij System.out.println 자동 완성

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soutv 로  System.out.println 자동완성을 시키는 것도 신기한데

 

soutv

 

member 를 찍어내는 것도 신기하다.

 

System.out.println("member = " + member);

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전체 코드

 

package hello.core;

import hello.core.mamber.Grade;
import hello.core.mamber.Member;
import hello.core.mamber.MemberService;
import hello.core.mamber.MemberServiceImpl;

public class MemberApp {
    public static void main(String[] args) {
        MemberService memberService = new MemberServiceImpl();
        Member memberA = new Member(1L, "memberA", Grade.VIP);
        memberService.join(memberA);

        Member member = memberService.findMember(1L);

        System.out.println("member = " + member);
    }
}

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