package com.itranswarp.learnjava; import java.util.Arrays; import java.util.Comparator; public class Main { public static void main(String[] args) { String[] array = new String[] { "apple", "Orange", "banana", "Lemon" }; // 请使用忽略大小写排序,并改写为方法引用: Arrays.sort(array, Main::cmp); System.out.println(String.join(", ", array)); } static int cmp(String s1, String s2) { return s1.toLowerCase().compareTo(s2.toLowerCase()); } }
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