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Re: Macro for replacing a placeholder in an expression

From: Maxime Devos
Subject: Re: Macro for replacing a placeholder in an expression
Date: Sat, 30 Jul 2022 23:10:36 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.11.0

On 30-07-2022 22:44, Maxime Devos wrote:

"All I want to do" is to replace some placeholder (in this case <?>) in an arbitrary form. No matter how that form looks or how deeply it is nested, if there are <?> inside of it, I want to replace them. Is this impossible?

Yes, see e.g. the replace-placeholder+replace-result-placeholder I sent, subject to the limitations of messy nesting semantics. However ...
Oops, double negative etc.  Correction: No, this is not impossible, it's possible, see e.g. the [...]

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