How to loop through a HashMap in JSP?

Question

How can I loop through a HashMap in JSP?

<%

    HashMap<String, String> countries = MainUtils.getCountries(l);

%>

<select name="country">

    <% 

        // Here I need to loop through countries.

    %>

</select>

Answer 1

Depending on what you want to accomplish within the loop, iterate over one of these instead:

• countries.keySet()
• countries.entrySet()
• countries.values()