import
java.util.Hashtable;
import
java.util.Map;
public
class
GFGHashTableExample
{
public
static
void
main(String[] args)
{
Hashtable<String, String> hashTable =
new
Hashtable<>();
hashTable.put(
"key1"
,
"HTML"
);
hashTable.put(
"key2"
,
"CSS"
);
hashTable.put(
"key3"
,
"JavaScript"
);
hashTable.put(
"key4"
,
"ReactJs"
);
System.out.println(
"Original HashMap"
);
for
(Map.Entry<String, String> entry : hashTable.entrySet()) {
System.out.println(entry.getKey() +
": "
+ entry.getValue());
}
hashTable.put(
"key3"
,
"NodeJs"
);
System.out.println();
System.out.println(
"Updated HashMap"
);
for
(Map.Entry<String, String> entry : hashTable.entrySet()) {
System.out.println(entry.getKey() +
": "
+ entry.getValue());
}
}
}