Fixing examples which almost closes bug #21920. Also, removing old 4.0.4

warning and some touchups.


git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@114858 c90b9560-bf6c-de11-be94-00142212c4b1

reference/array/functions/array-unique.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.4 $ -->
+<!-- $Revision: 1.5 $ -->
 <!-- splitted from ./en/functions/array.xml, last change in rev 1.2 -->
   <refentry id="function.array-unique">
    <refnamediv>
@@ -29,41 +29,33 @@
       Two elements are considered equal if and only if
       <literal>(string) $elem1 === (string) $elem2</literal>. In words:
       when the string representation is the same.
-      <!-- TODO: example of it... -->
      </simpara>
      <simpara>
       The first element will be used.
      </simpara>
     </note>
-    <warning>
-     <simpara>
-      This was broken in PHP 4.0.4!
-      <!-- TODO: when exactly was this broken?... -->
-     </simpara>
-    </warning>
     <para>
      <example>
       <title><function>array_unique</function> example</title>
       <programlisting role="php">
 <![CDATA[
+<?php
 $input = array ("a" => "green", "red", "b" => "green", "blue", "red");
 $result = array_unique ($input);
 print_r($result);
-]]>
-      </programlisting>
-      <para>
-       This will output:
-       <screen role="php">
-<![CDATA[
+
+/* Which outputs:
+
 Array
 (
-    [b] => green
+    [a] => green
+    [0] => red
     [1] => blue
-    [2] => red
 )
+*/
+?>
 ]]>
-       </screen>
-      </para>
+      </programlisting>
      </example>
     </para>
     <para>
@@ -71,24 +63,21 @@ Array
       <title><function>array_unique</function> and types</title>
       <programlisting role="php">
 <![CDATA[
+<?php
 $input = array (4,"4","3",4,3,"3");
 $result = array_unique ($input);
 var_dump($result);
+
+/* Which outputs:
+
+array(2) {
+  [0] => int(4)
+  [2] => string(1) "3"
+}
+*/
+?>
 ]]>
       </programlisting>
-      <para>
-       The printout of the program above will be (PHP 4.0.6):
-       <screen role="php">
-<![CDATA[
-array(2) {
-  [3]=>
-  int(4)
-  [4]=>
-  int(3)
-}
-]]>
-       </screen>
-      </para>
      </example>
     </para>
    </refsect1>