import java.util.HashSet;
import java.util.LinkedHashSet;
import java.util.Set;
public class RemoveAll {
public static void main(String[] args) {
Set<String> lhs = new LinkedHashSet<String>();
lhs.add("mumbai");
lhs.add("delhi");
lhs.add("kolkata");
lhs.add("chandigarh");
lhs.add("dehradun");
//print linkedhashset
System.out.println(" Before remove element lhs is = "+lhs);
Set<String> set = new HashSet<String>();
set.add("java");
set.add("php");
set.add("mumbai");
set.add("dehradun");
/*
* Removes from this set all of its elements
* that are contained in the specified collection
*/
lhs.removeAll(set);
System.out.println(" After remove set lhs is = "+lhs);
}
}
Output:
Before remove element lhs is = [mumbai, delhi, kolkata, chandigarh, dehradun]
After remove set lhs is = [delhi, kolkata, chandigarh]
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