java之static关键字用法实例解析

public class TestStatic{
  private static int sid;
  private String name;
  int id;
  public TestStatic(String name){
    this.name = name;
    id = sid ++;
  }
  private void info(){
    System.out.println("My name is:"+name+",Id is:"+id+".");
  }
  public static void main(String args[]){
    TestStatic.sid = 100;
    TestStatic s1 = new TestStatic("lili");
    TestStatic s2 = new TestStatic("tom");
    s1.info();
    s2.info();
  }
}