Java中实例方法和类方法的区别举例

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 import java.util.ArrayList;
 import java.util.Iterator;
 class myclass{
     int num=;
     static int num_static=;

     public void method() {
         System.out.println(num);
         System.out.println(num_static);
         System.out.println("这是一个成员方法");
     }
     public static void method_static() {
         //System.out.println(num);
         System.out.println(num_static);
         System.out.println("这是一个静态方法");
     }
 }
 public class Main{
     public static void main(String[] args) {
         myclass obj = new myclass();
         obj.method();
         obj.method_static();
         myclass.method_static();
         System.out.println(" ");
     }
 }