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How to iterate any Map in Java?
Following example uses iterator Method of Collection class to iterate through the HashMap.
Example
import java.util.*;
public class Main {
public static void main(String[] args) {
HashMap< String, String> hMap = new HashMap< String, String>();
hMap.put("1", "1st");
hMap.put("2", "2nd");
hMap.put("3", "3rd");
Collection cl = hMap.values();
Iterator itr = cl.iterator();
while (itr.hasNext()) {
System.out.println(itr.next());
}
}
}Output
The above code sample will produce the following result.
1st 2nd 3rd
Updated on 22-Jun-2020 11:34:18
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