From 033500e72a62fae459737a64d840ae9f4225e35f Mon Sep 17 00:00:00 2001
From: kichik <kichik@212acab6-be3b-0410-9dea-997c60f758d6>
Date: Fri, 8 Apr 2005 14:26:17 +0000
Subject: [PATCH] added information about non-existing environment variables
 used in ExpandEnvStrings

git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@3952 212acab6-be3b-0410-9dea-997c60f758d6
---
 Docs/src/registry.but | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Docs/src/registry.but b/Docs/src/registry.but
index 2489a300..d1a3fcfc 100644
--- a/Docs/src/registry.but
+++ b/Docs/src/registry.but
@@ -76,7 +76,7 @@ Set user variable $x with the name of the 'index'th registry value in root_key\\
 
 \c user_var(output) string
 
-Expands environment variables in "string" into the user variable $x. If error, the variable is set to empty, and the error flag is set.
+Expands environment variables in \e{string} into the user variable \e{$x}. If an environment variable doesn't exist, it will not be replaced. For example, if you use "%var%" and var doesn't exists, the result will be "%var". If there is an error, the variable is set to empty, and the error flag is set.
 
 \c ExpandEnvStrings $0 "WINDIR=%WINDIR%$\nTEMP=%TEMP%"