On Friday, March 25, 2016 at 4:10:03 PM UTC-7, Mark S. wrote:
>
> Hi Eric,
>
> That seems to be the final tweak. I put the triple quotes in (not BJ) 
> before I realized that the name/argument were mismatched. I fixed the 
> mismatch, but should have removed the quotes.
>
> I'm still very confused about all this.  If all that a macro does is 
> substitution, how does it help to put everything inside of the macro? For 
> instance, the line:
>

> <$set name="text2convert"  value={{$x$}}  >
>

The macro just assembles the code, but the parsing of the parameter value 
is done afterwards, when the fully expanded macro is *rendered* in the 
calling context.  Putting everything inside a macro definition allows you 
to use the $x$ and $(x)$ syntax for substitutions of params and variables.

-e

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