adding example

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@138315 c90b9560-bf6c-de11-be94-00142212c4b1

reference/strings/functions/nl2br.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.3 $ -->
+<!-- $Revision: 1.4 $ -->
 <!-- splitted from ./en/functions/strings.xml, last change in rev 1.2 -->
   <refentry id="function.nl2br">
    <refnamediv>
@@ -26,6 +26,27 @@
      newlines instead of '&lt;br /&gt;'.
     </para>
    </note>
+    <para>
+     <example>
+      <title>using <function>nl2br</function></title>
+      <programlisting role="php">
+<![CDATA[
+<?php
+echo nl2br("foo isn't\n bar");
+?>
+]]>
+      </programlisting>
+      <para>
+       this will output :
+      </para>
+      <screen>
+<![CDATA[
+foo isn't<br />
+ bar
+]]>
+      </screen>
+     </example>
+    </para>
     <para>
      See also <function>htmlspecialchars</function>,
      <function>htmlentities</function>,