a:2:{s:8:"required";a:2:{s:3:"php";a:1:{s:3:"min";s:5:"4.0.5";}s:13:"pearinstaller";a:1:{s:3:"min";s:5:"1.5.0";}}s:8:"optional";a:1:{s:7:"package";a:2:{s:4:"name";s:4:"Date";s:7:"channel";s:12:"pear.php.net";}}}