underscore templates

html

<script type="text/template" id="something-tmpl">
<% for (var index = 0; index < items.length; index++) { %>
<% var item = items[index]; %>

<p><strong><%= item.username %></strong></p>
<% if (item.age) { %> <p>Age: <%= item.age %></p> <% } %>
<% if (item.sex) { %> <p>Sex: <%= item.sex %></p> <% } %>
<% if (item.location) { %> <p>Location: <%= item.location %></p> <% } %>

<% } %>
</script>

js

// initialization()
template = _.template($("#something-tmpl").html());

// render()

var items = {
  id: 1,
  username: milan,
  age: 25,
  sex: "Guy",
  location: "San Francisco"
};

$(element).html(template({items : items }));