Updating a class name of an example, following the psr-1 standard:

+ Class names MUST be declared in StudlyCaps.
https://www.php-fig.org/psr/psr-1/#3-namespace-and-class-names

Note by committer: as we are mostly following Pascal case for class names anyway the PSR-1 argument is irrelevant.

-- 
Provided by anonymous 102110 (tunt081295@gmail.com)

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@349446 c90b9560-bf6c-de11-be94-00142212c4b1

language/predefined/arrayaccess.xml

@@ -45,7 +45,7 @@
     <programlisting role="php">
 <![CDATA[
 <?php
-class obj implements ArrayAccess {
+class Obj implements ArrayAccess {
     private $container = array();
 
     public function __construct() {
@@ -77,7 +77,7 @@ class obj implements ArrayAccess {
     }
 }
 
-$obj = new obj;
+$obj = new Obj;
 
 var_dump(isset($obj["two"]));
 var_dump($obj["two"]);