获取LinkedHashMap的大小

/*
 from 时代Java公众号 
*/


import java.util.LinkedHashMap;

 

public class Main {

 

  public static void main(String[] args) {

    LinkedHashMap lHashMap = new LinkedHashMap();

    System.out.println("Size of LinkedHashMap : " + lHashMap.size());

   

    lHashMap.put("1","One");

    lHashMap.put("2","Two");

    lHashMap.put("3","Three");

    System.out.println("Size of LinkedHashMap after addition : " + lHashMap.size());

   

    Object obj = lHashMap.remove(