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DOC: config: refer to section about quoting in the "add_item" converter

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As requested by Nick in issue #1719, let's add a reference to the section
about quoting there, since add_item() will often be used with commas and
it's easy to mess up.

(cherry picked from commit b143d110bf)
Signed-off-by: Christopher Faulet <cfaulet@haproxy.com>
This commit is contained in:
Willy Tarreau 2022-11-25 09:27:15 +01:00 committed by Christopher Faulet
parent e3bafd5980
commit 0b80fa9093
1 changed files with 2 additions and 1 deletions
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doc/configuration.txt
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@ -16758,7 +16758,8 @@ add_item(<delim>,[<var>][,<suff>]])
sample string is empty before adding a delimiter. If commas or closing
parenthesis are needed as delimiters, they must be protected by quotes or
backslashes, themselves protected so that they are not stripped by the first
level parser. See examples below.
level parser (please see section 2.2 for quoting and escaping). See examples
below.
Example:
http-request set-var(req.tagged) 'var(req.tagged),add_item(",",req.score1,"(site1)") if src,in_table(site1)'