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HashtableTest.java
import java.util.*;
public class HashtableTest {
public static void main(String[] args) {
Hashtable h = new Hashtable();
h.put("Name", new String("jabook"));
h.put("Age", new Integer(27));
h.put("Height", new Double(175.5));
String name = (String)h.get("Name");
if (name != null) {
System.out.println("Name = " + name);
}
Integer age = (Integer)h.get("Age");
if (age != null) {
System.out.println("Age = " + age.intValue());
}
}
}
D:\javaclass\111>javac HashtableTest.java
D:\javaclass\111>java HashtableTest
Name = jabook
Age = 27
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