필드(field) 선언

package com.study.javastudy.study;

public class Car {
    //타입 필드명
    String name;
    int number;
}

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package com.study.javastudy.study;

public class CarExam {
    public static void main(String[] args) {
        Car c1 = new Car();
        Car c2 = new Car();

        c1.name = "소방차";
        c1.number = 1234;

        c2.name = "구급차";
        c2.number = 1111;

        System.out.println(c1.name);
        System.out.println(c1.number);

        System.out.println(c2.name);
        System.out.println(c2.number);
    }
}