- FIx for bug #15380

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@71069 c90b9560-bf6c-de11-be94-00142212c4b1

language/operators.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.31 $ -->
+<!-- $Revision: 1.32 $ -->
  <chapter id="language.operators">
   <title>Operators</title>
   <simpara>
@@ -115,8 +115,28 @@ $b .= "There!"; // sets $b to "Hello There!", just like $b = $b . "There!";
    <title>Bitwise Operators</title>
    <simpara>
     Bitwise operators allow you to turn specific bits within an
-    integer on or off.
+    integer on or off. If both the left- and right-hand parameters are
+    strings, the bitwise operator will operate on the characters in this
+    string.
    </simpara>
+   <para>
+    <informalexample>
+     <programlisting>
+<![CDATA[
+<?php
+    echo 12 ^ 9; // Outputs '5'
+
+    echo "12" ^ "9"; // Outputs the Backspace character (ascii 8)
+                     // ('1' (ascii 49)) ^ ('9' (ascii 57)) = #8
+
+    echo "hallo" ^ "hello"; // Outputs the ascii values #0 #4 #0 #0 #0
+                            // 'a' ^ 'e' = #4
+?>
+]]>
+     </programlisting>
+    </informalexample> 
+   </para>
+
    <table>
     <title>Bitwise Operators</title>
     <tgroup cols="3">