Java Set.removeAll(Collection <?> c)
Syntax
Set.removeAll(Collection <?> c) has the following syntax.
boolean removeAll(Collection <?> c)
Example
In the following code shows how to use Set.removeAll(Collection <?> c) method.
import java.util.Arrays;
import java.util.HashSet;
import java.util.Set;
/*from ww w . ja v a2 s.co m*/
public class Main {
public static void main(String[] a) {
String elements[] = { "A", "B", "C", "D", "E" };
Set<String> set = new HashSet<String>(Arrays.asList(elements));
elements = new String[] { "B", "D", "F", "G", "1", "2", "3", "4" };
Set<String> set2 = new HashSet<String>(Arrays.asList(elements));
set.removeAll(set2);
System.out.println(set);
}
}
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