import java.util.Iterator; import java.util.LinkedHashMap; import java.util.Map; import java.util.Map.Entry; /** * LinkedHashMap按放入顺序迭代输出. */ public class LinkedHashMapTest { public static void main(String[] args) { Map<String,String> maps = new LinkedHashMap<String,String>(); maps.put("葫芦娃技能表:", "按出现先后顺序"); maps.put("蛇妖", ""); maps.put("大娃", "大力士,变大,巨人"); maps.put("二娃", "千里眼,顺风耳,机灵鬼 "); maps.put("三娃", "铜头铁臂,钢筋铁骨,刀枪不入"); maps.put("四娃", "火功,电击,用于攻击 "); maps.put("五娃", "吸水,吐水,用于攻击 "); maps.put("六娃", "隐身术,来无影去无踪 "); maps.put("七娃", "宝葫芦,可以吸妖怪"); maps.put("金刚葫芦娃", "所有葫芦娃技能"); for(Iterator it = maps.entrySet().iterator();it.hasNext();){ Entry<String, String> entry = (Entry<String, String>)it.next(); if(!"".equals(entry.getValue())){ System.out.println(entry.getKey() + "\t" + entry.getValue()); } } } }
控制台输出结果: