You can query the argument list using function-lambda-expression[0], or by code injection[1].<p>If you mean structure <i>within</i> the docstrings, there&#x27;s no official standard, but markup languages for that exist, see Codex[2].<p>[0]: <a href="http:&#x2F;&#x2F;clhs.lisp.se&#x2F;Body&#x2F;f_fn_lam.htm" rel="nofollow">http:&#x2F;&#x2F;clhs.lisp.se&#x2F;Body&#x2F;f_fn_lam.htm</a><p>[1]: <a href="https:&#x2F;&#x2F;github.com&#x2F;eudoxia0&#x2F;docparser" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;eudoxia0&#x2F;docparser</a><p>[2]: <a href="http:&#x2F;&#x2F;commondoc.github.io&#x2F;codex&#x2F;" rel="nofollow">http:&#x2F;&#x2F;commondoc.github.io&#x2F;codex&#x2F;</a>