[67-expressions-hexa-strings] Added hexstring reference in flex-id

diff --git a/doc/guide/hooks.xml b/doc/guide/hooks.xml
index ad8e7619f158eb15708d76a3b53bc4bd46b34f53..3d48fd9ecccc46a5ba0fadc22f870a6e19dccfb5 100644 (file)
--- a/doc/guide/hooks.xml
+++ b/doc/guide/hooks.xml
@@ -1215,7 +1215,9 @@ $
           can be represented as 626174. Alternatively, it can be expressed
           as quoted value (using double and single quotes), e.g. "'bar'".
           The former is more convenient for printable characters, while hex
-          string values are more convenient for non-printable characters.
+          string values are more convenient for non-printable characters
+          and does not require the use of the <command>hexstring</command>
+          operator.
         </para>
 <screen>
 "Dhcp6": {