diff --git a/language/operators.xml b/language/operators.xml
index 3a624f0e31..e963af2dd0 100644
--- a/language/operators.xml
+++ b/language/operators.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.37 $ -->
+<!-- $Revision: 1.38 $ -->
  <chapter id="language.operators">
   <title>Operators</title>
   <simpara>
@@ -643,7 +643,42 @@ $a .= "World!";     // now $a contains "Hello World!"
     </informalexample>
    </para>
   </sect1>
+  
+  <sect1 id="language.operators.array">
+   <title>Array Operators</title>
+   <simpara>
+    The only array operator in PHP is the <literal>+</literal> operator.
+    It appends the right handed array to the left handed, whereas 
+    duplicated keys are NOT overwritten.
+   </simpara>
+   <para>
+    <informalexample>
+     <programlisting role="php">
+<![CDATA[
+$a = array("a" => "apple", "b" => "banana");
+$b = array("a" =>"pear", "b" => "strawberry", "c" => "cherry");
 
+$c = $a + $b;
+
+var_dump($c);
+]]>
+     </programlisting>
+     <screen role="php">
+<![CDATA[
+array(3) {
+  ["a"]=>
+  string(5) "apple"
+  ["b"]=>
+  string(6) "banana"
+  ["c"]=>
+  string(6) "cherry"
+}
+
+]]>
+       </screen>
+    </informalexample>
+   </para>
+  </sect1>
  </chapter>
  
 <!-- Keep this comment at the end of the file
diff --git a/reference/array/functions/array-merge.xml b/reference/array/functions/array-merge.xml
index 3b3ed413b1..db24decba6 100644
--- a/reference/array/functions/array-merge.xml
+++ b/reference/array/functions/array-merge.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.5 $ -->
+<!-- $Revision: 1.6 $ -->
 <!-- splitted from ./en/functions/array.xml, last change in rev 1.2 -->
   <refentry id="function.array-merge">
    <refnamediv>
@@ -98,6 +98,11 @@ Array
       </para>
      </example>
     </para>
+    <note>
+     <para>
+      Shared keys will be overwritten on a first-come first-served basis.
+     </para>
+    </note>
     <para>
      See also <function>array_merge_recursive</function>.
     </para>