[Java] Constructor(생성자)

public class Student {
	String name;
	int ban, no, kor, eng, math;
	int total;
	
	int getTotal(int kor, int eng, int math) {
		this.kor = kor;
		this.eng = eng;
		this.math = math;
		
		return (kor + eng + math);
	}
	
	double getAverage() {
		return (kor + eng + math) / 3;
	}
		
}

 

Main

public static void main(String[] args) {
    
    Student s = new Student();
    s.name = "홍길동";
    s.ban = 1;
    s.no = 1;
    s.kor = 100;
    s.eng = 60;
    s.math = 76;

    System.out.println("이름 : " + s.name );
    System.out.println("총점 : " + s.getTotal(s.kor, s.eng, s.math));	// Student 클래스의 getTotal 메소드
    System.out.println("평균 : " + s.getAverage());

}

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이름 : 홍길동
총점 : 236 
평균 : 78.0