From 13bcb96ac02d79f2c5dd4e5795b6921d715cae1d Mon Sep 17 00:00:00 2001
From: pete_morgan <pete_morgan@localhost>
Date: Sat, 10 Sep 2005 13:21:14 +0000
Subject: [PATCH] added php function example

---
 .../language-builtin-functions/language-function-if.xml  | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/docs/en/designers/language-builtin-functions/language-function-if.xml b/docs/en/designers/language-builtin-functions/language-function-if.xml
index acac437c..c06a600c 100644
--- a/docs/en/designers/language-builtin-functions/language-function-if.xml
+++ b/docs/en/designers/language-builtin-functions/language-function-if.xml
@@ -9,8 +9,10 @@
   Every <emphasis>{if}</emphasis> must be paired with an
   <emphasis>{/if}</emphasis>. <emphasis>{else}</emphasis> and
   <emphasis>{elseif}</emphasis> are also permitted. All PHP conditionals
+  and functions 
   are recognized, such as <emphasis>||</emphasis>, <emphasis>or</emphasis>,
-  <emphasis>&amp;&amp;</emphasis>, <emphasis>and</emphasis>, etc.
+  <emphasis>&amp;&amp;</emphasis>, <emphasis>and</emphasis>, 
+  <emphasis>is_array()</emphasis>, etc.
  </para>
 
  <para>
@@ -206,6 +208,11 @@
 {if $var is even by 3}
    ...
 {/if}
+
+{* check for array. *}
+{if is_array($foo) }
+   ...do something
+{/if}
 ]]>
   </programlisting>
  </example>