| Return | Method | Summary |
|---|---|---|
| int | size() | Returns the number of elements in this collection. |
import java.util.ArrayList;
import java.util.Collection;
public class Main {
public static void main(String args[]) {
Collection collection = new ArrayList();
collection.add("java2s.com");
System.out.println(collection.size());
collection.clear();
System.out.println(collection.size());
}
}
The output:
1
0| java2s.com | Contact Us | Privacy Policy |
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