JDK1.8新特性测试☞排序

/**
 * JDK1.8新特性☞排序
 * @author Administrator
 *
 */
public class JDKTest {
//老版本排列字符串
public static void main(String[] args) {
List<String> list=Arrays.asList("ab","aa","b","d");
Collections.sort(list, new Comparator<String>() {


public int compare(String o1, String o2) {
return o1.compareTo(o2);
};

});
System.out.println("老版本排序=="+list);
//方式二：JDK1.8新特性排序

Collections.sort(list,(String a,String b)->{

return a.compareTo(b);
});
System.out.println("JDK1.8新特性排序="+list);

//方式三：JDK1.8新特性 排序简化
Collections.sort(list, (String a,String b)->a.compareTo(b));
System.err.println("简化版JDK1.8新特性=="+list);
}

}

测试结果