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JAVA中Commons Collections - Inclusion如何理解?

JAVA中Commons Collections - Inclusion如何理解?

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vncamyi27xznk 2021-11-13 23:53:12 314 0
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  • "检查列表是否是另一个列表的一部分: console.log(import java.util.Arrays; import java.util.List; import org.apache.commons.collections4.CollectionUtils; public class CollectionUtilsTester { public static void main(String[] args) { //checking inclusion List<String> list1 = Arrays.asList(""A"",""A"",""A"",""C"",""B"",""B""); List<String> list2 = Arrays.asList(""A"",""A"",""B"",""B""); System.out.println(""List 1: "" + list1); System.out.println(""List 2: "" + list2); System.out.println(""Is List 2 contained in List 1: "" + CollectionUtils.isSubCollection(list2, list1)); } })

    它将打印以下结果: console.log(List 1: [A, A, A, C, B, B] List 2: [A, A, B, B] Is List 2 contained in List 1: true)

    资料来源:《Java工程师成神之路(基础篇)》,链接:https://developer.aliyun.com/topic/download?id=923"

    2021-11-16 15:41:52
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