$name = Vtiger_Request::get('name', '', 'Alnum');
$checked = Vtiger_Request::get('checkboxes', array(), 'Array');
$page = Vtiger_Request::get('page', 1, 'Integer');In this example, the 'page' parameter is requested from the query string, and if it's not found, the default value of 1 is returned. The 'Integer' filter ensures that only an integer value is returned. Package library: This code examples are from the Vtiger CRM package library.