import cn.hutool.core.collection.CollUtil; import cn.hutool.core.date.DateUtil; import cn.hutool.core.lang.Console; import cn.hutool.core.util.StrUtil; import cn.hutool.crypto.SecureUtil; import java.util.Date; import java.util.List;
// 3. CollUtil: safe operations on collections List<String> list = CollUtil.newArrayList("a", "b", "c"); Console.log("Join result: {}", CollUtil.join(list, "-")); hutool 3.9
public class Hutool39FeatureDemo {
Just let me know more precisely what you need. import cn
public static void main(String[] args) { // 1. DateUtil: parse and format dates String dateStr = "2024-03-09"; Date date = DateUtil.parse(dateStr); Console.log("Parsed date: {}", date); Console.log("Formatted: {}", DateUtil.formatDate(date)); list = CollUtil.newArrayList("a"