Examples/Calculator/views/index.erb
<form method="POST" action="/">
<input type="text" disabled name="display" id="display" value="<%=@display %>" /><br/>
<input type="text" name="number" id="number" /><br/>
<% @operations.each do |key, value| %>
<input type="submit" name="operator" id="<%=key%>" text="<%=value%>" value="<%=key%>" />
<% end %>
</form>