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Re: [MacPerl] interpolating
On Mon, Nov 29, 1999 at 08:08:03PM -0800, Nicholas G. Thornton wrote:
> <html><body>hello <!--$name--></body></html>
> s/<!--(.*?)-->/\1/;
> or something along those lines will capture all instances of the
> variables that need replacing. But how would I interpolate $_ before
> sending it back? I mean something aside from a long list of
> s/\$name/$name/; etc
Straightforward but inelegant:
s/<!--(\$[a-zA-Z_]\w*)-->/$$1/g;
This treats the value of $1 as a symbolic reference to another variable.
There is an HTML::Template that you might want to look into as an
alternative.
Ronald
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