jdk1.8特性数组
摘要:1.数组中抽出字段返回字符串数组; 2.数组中排序; 降序: 升序:把 .reversed()去掉即为升序; 3.数组去重字符串; 4.数组中对象去重; 5.数组转map字符串属性; 6.数组转map属性对象; 7.数组中计算总计算结果;
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posted @ 2022-02-28 18:41
posted @ 2022-02-28 18:41
posted @ 2022-02-28 16:50
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