Ruby on Rails

Walter Davis wrote in post #1129271:
> On Dec 2, 2013, at 5:16 PM, yinwen Xuan wrote:
>
>>>> because the the field display not right, when its sqm, it show M2 I want
>>>
>> the original code on the themes is:
>> and thanks in advance!
> If you're trying to do a comparison, you need to quote the M2, since it
> will be a string value, not a constant. Also, if you're doing a
> comparison (which you don't want to output any value) then don't use <%=
> %> as the container, rather <% %> or <%- %> so as to avoid outputting
> the result of land_area_unit == 'M2', which would be 'true' some of the
> time.
>
> Walter

I tried this:

Land Area: <%= land_area %> <%= if land_area_unit == M2 %> m&sup2; <%
else %> <% end %>

but not working

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