Another Set demo : 设置 « 集合数据结构 « Java

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Java 教程
Java » 集合数据结构 » 设置屏幕截图 
Another Set demo
  
import java.util.Arrays;
import java.util.HashSet;
import java.util.Set;

public class SetMembership {
  final static String[] keywordarray = { "abstract", "assert", "boolean",
      "break", "byte", "while" };

  final static Set keywords = new HashSet(Arrays.asList(keywordarray));

  static boolean isKeyword1(String id) {
    return keywords.contains(id);
  }

  static boolean isKeyword2(String id) {
    return Arrays.binarySearch(keywordarray, id) >= 0;
  }
}
           
         
    
  
Related examples in the same category
1. 集， HashSet和TreeSet
2. Things you can do with SetsThings you can do with Sets
3. Set operations: union, intersection, difference, symmetric difference, is subset, is superset
4. Putting your own type in a SetPutting your own type in a Set
5. 使用SET使用SET
6. 集减法集减法
7. Working with HashSet and TreeSetWorking with HashSet and TreeSet
8. TreeSet演示TreeSet演示
9. Show the union and intersection of two sets
10. Demonstrate the Set interface
11. TreeSet Test
12. Array Set extends AbstractSetArray Set extends AbstractSet
13. Sync Test
14. Set Copy
15. 集和TreeSet
16. Tail
17. What you can do with a TreeSetWhat you can do with a TreeSet
18. Remove all elements from a set
19. Copy all the elements from set2 to set1 (set1 += set2), set1 becomes the union of set1 and set2
20. Remove all the elements in set1 from set2 (set1 -= set2), set1 becomes the asymmetric difference of set1 and set2
21. Get the intersection of set1 and set2, set1 becomes the intersection of set1 and set2
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