Add some examples for new methods

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@332982 c90b9560-bf6c-de11-be94-00142212c4b1
One more example

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@332983 c90b9560-bf6c-de11-be94-00142212c4b1