From 91da5bd0c9d08d4a2979bab6053b417e16b51cf6 Mon Sep 17 00:00:00 2001
From: Victor Seva <linuxmaniac@torreviejawireless.org>
Date: Mon, 7 Nov 2022 11:20:24 +0100
Subject: [PATCH] dialog: add a note for early dialogs in dlg_set_var()

---
 src/modules/dialog/doc/dialog_admin.xml | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/modules/dialog/doc/dialog_admin.xml b/src/modules/dialog/doc/dialog_admin.xml
index 162ad965331..7a1a11c59a7 100644
--- a/src/modules/dialog/doc/dialog_admin.xml
+++ b/src/modules/dialog/doc/dialog_admin.xml
@@ -2239,7 +2239,7 @@ if(dlg_get_var("$var(ci)", "$var(ft)", "456", "test", "$var(tmp)"))
 			</para>
 		</listitem>
 		<listitem>
-			<para><emphasis>ttag</emphasis> - SIP To tag.
+			<para><emphasis>ttag</emphasis> - SIP To tag. Use "" value to indicate early dialog.
 			</para>
 		</listitem>
 		<listitem>
@@ -2263,6 +2263,11 @@ if(dlg_set_var("$var(ci)", "$var(ft)", "456", "test", "$var(tmp)"))
 {
 	xdbg("set $$dlg_var(test):$var(tmp)\n");
 }
+# you can set vars in early dialog too
+if(dlg_set_var("$var(ci)", "$var(ft)", "", "test", "$var(tmp)"))
+{
+	xdbg("set $$dlg_var(test):$var(tmp)\n");
+}
 ...
 </programlisting>
 		</example>