From a6c00989d1a9e88e074f2deefe7a5a33461b7ace Mon Sep 17 00:00:00 2001
From: Nick Zaccardi <nicholas.zaccardi@gmail.com>
Date: Sat, 12 Apr 2014 21:26:08 -0400
Subject: [PATCH] Add reference to the join filter.

---
 docsite/rst/playbooks_variables.rst | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/docsite/rst/playbooks_variables.rst b/docsite/rst/playbooks_variables.rst
index 92f77fa1703..ce70daf54ff 100644
--- a/docsite/rst/playbooks_variables.rst
+++ b/docsite/rst/playbooks_variables.rst
@@ -260,6 +260,10 @@ Get a random number from 1 to 100 but in steps of 10::
 Other Useful Filters
 --------------------
 
+To concatenate a list into a string::
+   
+   {{ list | join(" ") }}
+
 To get the last name of a file path, like 'foo.txt' out of '/etc/asdf/foo.txt'::
 
     {{ path | basename }}