From: Jeremy Harris Date: Thu, 18 Feb 2021 22:00:46 +0000 (+0000) Subject: Docs: yet more on $domain_data X-Git-Tag: exim-4.95-RC0~126 X-Git-Url: https://git.exim.org/exim.git/commitdiff_plain/da5bb54c39af2b6bf43738518fb4c2c62af0edb7?ds=sidebyside Docs: yet more on $domain_data --- diff --git a/doc/doc-docbook/spec.xfpt b/doc/doc-docbook/spec.xfpt index 912d16dcb..1c9d17866 100644 --- a/doc/doc-docbook/spec.xfpt +++ b/doc/doc-docbook/spec.xfpt @@ -8788,6 +8788,13 @@ other statements in the same ACL. .cindex "tainted data" "de-tainting" The value will be untainted. +.new +&*Note*&: If the data result of the lookup (as opposed to the key) +is empty, then this empty value is stored in &$domain_data$&. +The option to return the key for the lookup, as the value, +may be what is wanted. +.wen + .next Any of the single-key lookup type names may be preceded by