Integer key = new Integer(i); //you can set key any value you like.
sampleMap.put(key,records.get(i));//get value:
sampleMap.getKey(theKey);
sampleMap.getValue(theValue);
sampleMap.put(key,records.get(i));//get value:
sampleMap.getKey(theKey);
sampleMap.getValue(theValue);
解决方案 »
免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货