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HashtableÀÇ ±âº»Àû »ç¿ë

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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