From 087df0513e590c582d1ca8ad321e98540654f9a7 Mon Sep 17 00:00:00 2001
From: Fabien Potencier <fabien.potencier@gmail.com>
Date: Fri, 13 Jan 2012 10:18:17 +0100
Subject: [PATCH] tweaked documentation

---
 doc/tags/if.rst |   14 ++++++++++++--
 1 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/doc/tags/if.rst b/doc/tags/if.rst
index 9540fa5..14e12b1 100644
--- a/doc/tags/if.rst
+++ b/doc/tags/if.rst
@@ -1,8 +1,18 @@
 ``if``
 ======
 
-The ``if`` statement in Twig is comparable with the if statements of PHP. In
-the simplest form you can use it to test if a variable is not empty:
+The ``if`` statement in Twig is comparable with the if statements of PHP.
+
+In the simplest form you can use it to test if an expression evaluates to
+``true``:
+
+.. code-block:: jinja
+
+    {% if online == false %}
+        <p>Our website is in maintenance mode. Please, come back later.</p>
+    {% endif %}
+
+You can also test if an array is not empty:
 
 .. code-block:: jinja
 
-- 
1.7.2.5