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* @copyright Copyright (C) 2010-2023, the Friendica project
* @license GNU AGPL version 3 or any later version
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* GNU Affero General Public License for more details.
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <>.
* This file declares the default values for the base config of Friendica.
* These configuration values aren't accessible from the admin settings page and custom values must be set in config/local.config.php
* Please don't edit this file directly as its content may change in the upcoming versions.
return [
'database' => [
// host (String)
// Hostname or IP address of the database server.
// Can contain the port number with the syntax "hostname:port".
'hostname' => '',
// port (Integer)
// Port of the database server.
// Can be used instead of adding a port number to the hostname
'port' => null,
// socket (String)
// Socket of the database server.
// Can be used instead of adding a socket location to the hostname
'socket' => '',
// user (String)
// Database username. Please don't use "root".
'username' => '',
// pass (String)
// Database user password. Please don't use empty passwords.
'password' => '',
// base (String)
// Database name.
'database' => '',
// charset (String)
// Database connection charset. Changing this value will likely corrupt special characters.
'charset' => 'utf8mb4',
// pdo_emulate_prepares (Boolean)
// If enabled, the builtin emulation for prepared statements is used.
// This can be used as a workaround for the database error "Prepared statement needs to be re-prepared".
'pdo_emulate_prepares' => true,
// disable_pdo (Boolean)
// PDO is used by default (if available). Otherwise, MySQLi will be used.
'disable_pdo' => false,
// persistent (Boolean)
// This controls if the system should use persistent connections or not.
// Persistent connections increase the performance.
// On the other hand the number of open connections are higher,
// this will most likely increase the system load.
'persistent' => false,
'config' => [
// admin_email (Comma-separated list)
// In order to perform system administration via the admin panel,
// this must precisely match the email address of the person logged in.
'admin_email' => '',
// admin_nickname (String)
// Nickname of the main admin user, used if there are more than one admin user defined in config => admin_email.
'admin_nickname' => '',
// max_import_size (Integer)
// Maximum body size of DFRN and Mail messages in characters. 0 is unlimited.
'max_import_size' => 200000,
// php_path (String)
// Location of PHP command line processor.
'php_path' => 'php',
'system' => [
// adjust_poll_frequency (Boolean)
// Automatically detect and set the best feed poll frequency.
'adjust_poll_frequency' => false,
// allowed_link_protocols (Array)
// Allowed protocols in links URLs, add at your own risk. http(s) is always allowed.
'allowed_link_protocols' => ['ftp://', 'ftps://', 'mailto:', 'cid:', 'gopher://'],
// always_show_preview (Boolean)
// Only show small preview pictures.
'always_show_preview' => false,
// ap_always_bcc (Boolean)
// Adresses non-mentioned ActivityPub receivers by BCC instead of CC. Increases privacy, decreases performance.
'ap_always_bcc' => false,
// archival_days (Integer)
// Number of days that we try to deliver content before we archive a contact.
'archival_days' => 32,
// auth_cookie_lifetime (Integer)
// Number of days that should pass without any activity before a user who
// chose "Remember me" when logging in is considered logged out.
'auth_cookie_lifetime' => 7,
// avatar_cache (Boolean)
// Cache avatar pictures as files (experimental)
'avatar_cache' => false,
// avatar_cache_path (String)
// File path to the avatar cache. Default is /(your basepath)/avatar/
// The value has to be an absolute path and has to end with a "/"
'avatar_cache_path' => '',
// avatar_cache_url (String)
// Base URL of the avatar cache. Default is http(s)://(your hostname)/avatar/
// The value has to start with the scheme and end with a "/"
'avatar_cache_url' => '',
// big_emojis (Boolean)
// Display "Emoji Only" posts in big.
'big_emojis' => false,
// bulk_delivery (Boolean)
// Delivers AP messages in a bulk (experimental)
'bulk_delivery' => false,
// block_local_dir (Boolean)
// Deny public access to the local user directory.
'block_local_dir' => false,
// blocked_tags (String)
// Comma separated list of hashtags that shouldn't be displayed in the trending tags
'blocked_tags' => '',
// community_no_sharer (Boolean)
// Don't display sharing accounts on the global community
'community_no_sharer' => false,
// contact_update_limit (Integer)
// How many contacts should be checked at a time?
'contact_update_limit' => 100,
// cron_interval (Integer)
// Minimal period in minutes between two calls of the "Cron" worker job.
'cron_interval' => 5,
// cache_driver (database|memcache|memcached|redis|apcu)
// Whether to use Memcache, Memcached, Redis or APCu to store temporary cache.
'cache_driver' => 'database',
// decoupled_receiver (Boolean)
// Decouple incoming AP posts by doing the processing in the background.
'decoupled_receiver' => false,
// distributed_cache_driver (database|memcache|memcached|redis)
// Whether to use database, Memcache, Memcached or Redis as a distributed cache.
'distributed_cache_driver' => 'database',
// fetch_parents (Boolean)
// Fetch missing parent posts
'fetch_parents' => true,
// config_adapter (jit|preload)
// Allow to switch the configuration adapter to improve performances at the cost of memory consumption.
'config_adapter' => 'jit',
// curl_range_bytes (Integer)
// Maximum number of bytes that should be fetched. Default is 0, which mean "no limit".
'curl_range_bytes' => 0,
// crawl_permit_period (Integer)
// Period in seconds between allowed searches when the number of free searches is reached and "permit_crawling" is activated.
'crawl_permit_period' => 60,
// db_log (Path)
// Name of a logfile to log slow database queries.
'db_log' => '',
// db_log_index (Path)
// Name of a logfile to log queries with bad indexes.
'db_log_index' => '',
// db_log_index_watch (Comma-separated list)
// Watchlist of indexes to watch.
'db_log_index_watch' => '',
// db_log_index_denylist (Comma-separated list)
// Deny list of indexes that shouldn't be watched.
'db_log_index_denylist' => '',
// db_loglimit (Integer)
// If a database call lasts longer than this value in seconds it is logged.
// Inactive if system => db_log is empty.
'db_loglimit' => 10,
// db_loglimit_index (Integer)
// Number of index rows needed to be logged for indexes on the watchlist. 0 to disable.
'db_loglimit_index' => 0,
// db_loglimit_index_high (Integer)
// Number of index rows to be logged anyway (for any index). 0 to disable.
'db_loglimit_index_high' => 0,
// dbclean_expire_conversation (Integer)
// When DBClean is enabled, any entry in the conversation table will be deleted after this many days.
// This data is used for ActivityPub, so it shouldn't be lower than the average duration of a discussion.
'dbclean_expire_conversation' => 90,
// dbclean-expire-limit (Integer)
// This defines the number of items that are to be deleted in a single call.
// Reduce this value when you are getting lock issues.
// A value of 0 disables the deletion process.
'dbclean-expire-limit' => 1000,
// daemon_watchdog (Boolean)
// Enable regular checking if the daemon is running.
// If it is not running and hadn't been terminated normally, it will be started automatically.
'daemon_watchdog' => false,
// delete_sleeping_processes (Boolean)
// Periodically delete waiting database processes.
'delete_sleeping_processes' => false,
// dice_profiler_threshold (Float)
// For profiling Dice class creation (0 = disabled, >0 = seconds threshold for profiling)
'dice_profiler_threshold' => 0.5,
// diaspora_test (Boolean)
// For development only. Disables the message transfer.
'diaspora_test' => false,
// disable_email_validation (Boolean)
// Disables the check if a mail address is in a valid format and can be resolved via DNS.
'disable_email_validation' => false,
// disable_implicit_mentions (Boolean) since 2019.03
// Implicit mentions are mentions in the body of replies that are redundant in a thread-enabled system like Friendica.
// This config key disables the gathering of implicit mentions in incoming and outgoing posts.
// Also disables the default automatic removal of implicit mentions from the body of incoming posts.
// Also disables the default automatic addition of implicit mentions in the body of outgoing posts.
// Disabling implicit mentions also affects the "explicit_mentions" additional feature by limiting it
// to the replied-to post author mention in the comment boxes.
'disable_implicit_mentions' => false,
// disable_url_validation (Boolean)
// Disables the DNS lookup of a URL.
'disable_url_validation' => false,
// disable_password_exposed (Boolean)
// Disable the exposition check against the remote haveibeenpwned API on password change.
'disable_password_exposed' => false,
// disable_polling (Boolean)
// Disable the polling of DFRN and OStatus contacts through onepoll.php.
'disable_polling' => false,
// display_resharer (Boolean)
// Display the first resharer as icon and text on a reshared item.
'display_resharer' => false,
// dlogfile (Path)
// location of the developer log file.
'dlogfile' => '',
// dlogip (String)
// restricts develop log writes to requests originating from this IP address.
'dlogip' => '',
// emoji_activities (Boolean)
// Display received activities (like, dislike, reshare) as emojis
'emoji_activities' => false,
// expire-notify-priority (integer)
// Priority for the expirary notification
'expire-notify-priority' => Friendica\Core\Worker::PRIORITY_LOW,
// fetch_by_worker (Boolean)
// Fetch missing posts via a background process
'fetch_by_worker' => false,
// fetch_featured_posts (Boolean)
// Fetch featured posts from all contacts
'fetch_featured_posts' => false,
// free_crawls (Integer)
// Number of "free" searches when system => permit_crawling is enabled.
'free_crawls' => 10,
// groupedit_image_limit (Integer)
// Number of contacts at which the group editor should switch from display the profile pictures of the contacts to only display the names.
// This can alternatively be set on a per-account basis in the pconfig table.
'groupedit_image_limit' => 400,
// gserver_update_limit (Integer)
// How many servers should be checked at a time?
'gserver_update_limit' => 100,
// hsts (Boolean)
// Enables the sending of HTTP Strict Transport Security headers.
'hsts' => false,
// ignore_cache (Boolean)
// For development only. Disables the item cache.
'ignore_cache' => false,
// insecure_imap (Boolean)
// If enabled, users are allowed to connect to their IMAP servers unencrypted.
// For security reasons this is disabled by default.
'insecure_imap' => false,
// instances_social_key (String)
// Key to the API of which retrieves data about mastodon servers.
// See to get an API key.
'instances_social_key' => '',
// ipv4_resolve (Boolean)
// Resolve IPV4 addresses only. Don't resolve to IPV6.
'ipv4_resolve' => false,
// invitation_only (Boolean)
// If set true registration is only possible after a current member of the node has sent an invitation.
'invitation_only' => false,
// itemspage_network (Integer)
// default number of items per page in stream pages (network, community, profile/contact statuses, search)
'itemspage_network' => 40,
// itemspage_network_mobile (Integer)
// default number of items per page in stream pages (network, community, profile/contact statuses, search)
// on detected mobile devices
'itemspage_network_mobile' => 20,
// jpeg_quality (Integer)
// Lower numbers save space at cost of image detail
// where n is between 1 and 100, and with very poor results below about 50
'jpeg_quality' => 100,
// like_no_comment (Boolean)
// Don't update the "commented" value of an item when it is liked.
'like_no_comment' => false,
// local_block (Boolean)
// Used in conjunction with "block_public".
'local_block' => false,
// local_search (Boolean)
// Blocks search for users who are not logged in to prevent crawlers from blocking your system.
'local_search' => false,
// local_tags (Boolean)
// If activated, all hashtags will point to the local server.
'local_tags' => false,
// lock_driver (semaphore|database|memcache|memcached|redis|apcu)
// Whether to use semaphores, the database, Memcache, Memcached, Redis or APCu to handle locks.
// Default is auto detection which tries semaphores first, then falls back to the cache driver.
'lock_driver' => '',
// logger_config (String)
// Sets the logging adapter of Friendica globally (monolog, syslog, stream)
'logger_config' => 'stream',
// syslog flags (Integer)
// Sets the syslog flags in case 'logger_config' is set to 'syslog'
'syslog_flags' => LOG_CONS | LOG_PID | LOG_ODELAY,
// syslog flags (Integer)
// Sets the syslog facility in case 'logger_config' is set to 'syslog'
'syslog_facility' => LOG_USER,
// maintenance_start (String)
// Start of the window for the daily maintenance cron call.
// The system timezone is used when no timezone is defined here.
'maintenance_start' => '01:00 +00:00',
// maintenance_end (String)
// End of the window for the daily maintenance cron call
// The system timezone is used when no timezone is defined here.
'maintenance_end' => '03:00 +00:00',
// max_batch_queue (Integer)
// Maximum number of batched queue items for a single contact before subsequent messages are discarded.
'max_batch_queue' => 1000,
// max_connections (Integer)
// The maximum number of database connections which can be in use before the worker process is deferred to its next interval.
// When the system can't detect the maximum numbers of connection then this value can be used. Use 0 for auto-detection.
'max_connections' => 0,
// max_connections_level (Integer 0-100)
// The maximum percentage of connections that are allowed to let the worker start.
'max_connections_level' => 75,
// max_contact_queue (Integer)
// Maximum number of queue items for a single contact before subsequent messages are discarded.
'max_contact_queue' => 500,
// max_csv_file_size (Integer)
// When uploading a CSV with account addresses to follow
// in the user settings, this controls the maximum file
// size of the upload file.
'max_csv_file_size' => 30720,
// max_feed_items (Integer)
// Maximum number of feed items that are fetched and processed. For unlimited items set to 0.
'max_feed_items' => 20,
// max_image_length (Integer)
// An alternate way of limiting picture upload sizes.
// Specify the maximum pixel length that pictures are allowed to be (for non-square pictures, it will apply to the longest side).
// Pictures longer than this length will be resized to be this length (on the longest side, the other side will be scaled appropriately).
// If you don't want to set a maximum length, set to -1.
'max_image_length' => -1,
// max_likers (Integer)
// Maximum number of "people who like (or don't like) this" that we will list by name
'max_likers' => 75,
// max_processes_backend (Integer)
// Maximum number of concurrent database processes for background tasks.
'max_processes_backend' => 5,
// max_processes_frontend (Integer)
// Maximum number of concurrent database processes for foreground tasks.
'max_processes_frontend' => 20,
// max_recursion_depth (Integer)
// Maximum recursion depth when fetching posts until the job is delegated to a worker task or finished.
'max_recursion_depth' => 50,
// maximagesize (Integer)
// Maximum size in bytes of an uploaded photo.
'maximagesize' => 800000,
// memcache_host (String)
// Host name of the memcache daemon.
'memcache_host' => '',
// memcache_port (Integer)
// Port number of the memcache daemon.
'memcache_port' => 11211,
// memcached_hosts (Array)
// Array of Memcached servers info [host, port(, weight)], see Memcached::addServers.
'memcached_hosts' => [
['', '11211'],
// min_poll_interval (Integer)
// minimal distance in minutes between two polls for a contact. Reasonable values are between 1 and 59.
'min_poll_interval' => 15,
// minimum_posting_interval (Integer)
// Minimum interval between two feed posts per user
'minimum_posting_interval' => 0,
// no_count (Boolean)
// Don't do count calculations (currently only when showing photo albums).
'no_count' => false,
// no_oembed (Boolean)
// Don't use OEmbed to fetch more information about a link.
'no_oembed' => false,
// no_redirect_list (Array)
// List of domains where HTTP redirects should be ignored.
'no_redirect_list' => [],
// no_smilies (Boolean)
// Don't show smilies.
'no_smilies' => false,
// optimize_all_tables (Boolean)
// Optimizes all tables instead of only tables like workerqueue or the cache
'optimize_all_tables' => false,
// paranoia (Boolean)
// Log out users if their IP address changed.
'paranoia' => false,
// permit_crawling (Boolean)
// Restricts the search for not logged-in users to one search per minute.
'permit_crawling' => false,
// pidfile (Path)
// Daemon pid file path. For example: pidfile = /path/to/
'pidfile' => '',
// png_quality (Integer)
// Sets the ImageMagick compression level for PNG images. Values range from 0 (uncompressed) to 9 (most compressed).
'png_quality' => 8,
// process_view (Boolean)
// Process the "View" activity that is used by Peertube. View activities are displayed, when "emoji_activities" are enabled.
'process_view' => false,
// profiler (Boolean)
// Enable internal timings to help optimize code. Needed for "rendertime" addon.
'profiler' => false,
// pushpoll_frequency (Integer)
// Frequency of contact poll for subhub contact using the DFRM or OStatus network.
// Available values:
// - 5 = every month
// - 4 = every week
// - 3 = every day
// - 2 = twice a day
// - 1 = every hour
// - 0 = every minute
'pushpoll_frequency' => 3,
// redis_host (String)
// Host name of the redis daemon.
'redis_host' => '',
// redis_port (String)
// Port number of the redis daemon.
'redis_port' => 6379,
// redis_db (Integer)
// The sub-database of redis (0 - 15 possible sub-databases)
'redis_db' => 0,
// redis_password (String)
// The authentication password for the redis database
'redis_password' => null,
// redistribute_activities (Boolean)
// Redistribute incoming activities via ActivityPub
'redistribute_activities' => true,
// relay_deny_languages (Array)
// Array of languages (two digit format) that are rejected.
'relay_deny_languages' => [],
// relay_deny_undetected_language (Boolean)
// Deny undetected languages
'relay_deny_undetected_language' => false,
// session_handler (database|cache|native)
// Whether to use Cache to store session data or to use PHP native session storage.
'session_handler' => 'database',
// remote_avatar_lookup (Boolean)
// Perform an avatar lookup via the activated services for remote contacts
'remote_avatar_lookup' => false,
// remove_multiplicated_lines (Boolean)
// If enabled, multiple linefeeds in items are stripped to a single one.
'remove_multiplicated_lines' => false,
// runtime_ignore (Array)
// List of ignored commands for the runtime logging.
'runtime_ignore' => [],
// runtime_loglimit (Integer)
// The runtime is logged, When the program execution time is higher than this value.
'runtime_loglimit' => 0,
// sendmail_params (Boolean)
// Normal sendmail command parameters will be added when the PHP mail() function is called for sending e-mails.
// This ensures the Sender Email address setting is applied to the message envelope rather than the host's default address.
// Set to false if your non-sendmail agent is incompatible, or to restore old behavior of using the host address.
'sendmail_params' => true,
// set_creation_date (Boolean)
// When enabled, the user can enter a creation date when composing a post.
'set_creation_date' => false,
// show_global_community_hint (Boolean)
// When the global community page is enabled, use this option to display a hint above the stream, that this is a collection of all public top-level postings that arrive at your node.
'show_global_community_hint' => false,
// show_received (Boolean)
// Show the received date along with the post creation date
'show_received' => true,
// show_received_seconds (Integer)
// Display the received date when the difference between received and created is higher than this.
'show_received_seconds' => 500,
// show_unsupported_addons (Boolean)
// Show all addons including the unsupported ones.
'show_unsupported_addons' => false,
// show_unsupported_themes (Boolean)
// Show all themes including the unsupported ones.
'show_unsupported_themes' => false,
// throttle_limit_day (Integer)
// Maximum number of posts that a user can send per day with the API. 0 to disable daily throttling.
'throttle_limit_day' => 0,
// throttle_limit_week (Integer)
// Maximum number of posts that a user can send per week with the API. 0 to disable weekly throttling.
'throttle_limit_week' => 0,
// throttle_limit_month (Integer)
// Maximum number of posts that a user can send per month with the API. 0 to disable monthly throttling.
'throttle_limit_month' => 0,
// transmit_pending_events (Boolean)
// Transmit pending events upon accepted contact request for forums
'transmit_pending_events' => false,
// update_active_contacts (Boolean)
// When activated, only public contacts will be activated regularly that are used for example in items or tags.
'update_active_contacts' => false,
// username_min_length (Integer)
// The minimum character length a username can be.
// This length is checked once the username has been trimmed and multiple spaces have been collapsed into one.
// Minimum for this config value is 1. Maximum is 64 as the resulting profile URL mustn't be longer than 255 chars.
'username_min_length' => 3,
// username_max_length (Integer)
// The maximum character length a username can be.
// This length is checked once the username has been trimmed and multiple spaces have been collapsed into one.
// Minimum for this config value is 1. Maximum is 64 as the resulting profile URL mustn't be longer than 255 chars.
'username_max_length' => 48,
// worker_cooldown (Float)
// Cooldown period in seconds before each worker function call.
'worker_cooldown' => 0,
// worker_debug (Boolean)
// If enabled, it prints out the number of running processes split by priority.
'worker_debug' => false,
// worker_fetch_limit (Integer)
// Number of worker tasks that are fetched in a single query.
'worker_fetch_limit' => 1,
// worker_fork (Boolean)
// Experimental setting. Use pcntl_fork to spawn a new worker process.
// Does not work when "worker_multiple_fetch" is enabled (Needs more testing)
'worker_fork' => false,
// worker_jpm (Boolean)
// If enabled, it prints out the jobs per minute.
'worker_jpm' => false,
// worker_jpm_range (String)
// List of minutes for the jobs per minute (JPM) calculation
'worker_jpm_range' => '1, 10, 60',
// worker_load_cooldown (Integer)
// Maximum load that causes a cooldown before each worker function call.
'worker_load_cooldown' => 0,
// worker_load_exponent (Integer)
// Default 3, which allows only 25% of the maximum worker queues when server load reaches around 37% of maximum load.
// For a linear response where 25% of worker queues are allowed at 75% of maximum load, set this to 1.
// Setting 0 would allow maximum worker queues at all times, which is not recommended.
'worker_load_exponent' => 3,
// worker_max_duration (Array)
// Maximum runtime per priority. Worker processes that exceed this runtime will be terminated.
'worker_max_duration' => [
Friendica\Core\Worker::PRIORITY_CRITICAL => 720,
Friendica\Core\Worker::PRIORITY_HIGH => 10,
Friendica\Core\Worker::PRIORITY_MEDIUM => 60,
Friendica\Core\Worker::PRIORITY_LOW => 180,
Friendica\Core\Worker::PRIORITY_NEGLIGIBLE => 720
// worker_processes_cooldown (Integer)
// Maximum number per processes that causes a cooldown before each worker function call.
'worker_processes_cooldown' => 0,
// worker_multiple_fetch (Boolean)
// When activated, the worker fetches jobs for multiple workers (not only for itself).
// This is an experimental setting without knowing the performance impact.
// Does not work when "worker_fork" is enabled (Needs more testing)
'worker_multiple_fetch' => false,
// worker_defer_limit (Integer)
// Per default the systems tries delivering for 15 times before dropping it.
'worker_defer_limit' => 15,
// xrd_timeout (Integer)
// Timeout in seconds for fetching the XRD links and other requests with an expected shorter timeout
'xrd_timeout' => 20,
'proxy' => [
// forwarded_for_headers (String)
// A comma separated list of all allowed header values to retrieve the real client IP
// The headers are evaluated in order.
'forwarded_for_headers' => 'HTTP_X_FORWARDED_FOR',
// trusted_proxies (String)
// A comma separated list of all trusted proxies, which will get skipped during client IP retrieval
// IP ranges and CIDR notations are allowed
'trusted_proxies' => '',
'experimental' => [
// exp_themes (Boolean)
// Show experimental themes in user settings.
'exp_themes' => false,
'theme' => [
// hide_eventlist (Boolean)
// Don't show the birthdays and events on the profile and network page.
'hide_eventlist' => false,
'jabber' => [
// debug (Boolean)
// Enable debug level for the jabber account synchronisation.
'debug' => false,
// lockpath (Path)
// Must be writable by the ejabberd process. if set then it will prevent the running of multiple processes.
'lockpath' => '',
'diaspora' => [
// native_photos (Boolean)
// If enabled, photos to Diaspora will be transmitted via the "photo" element instead of embedding them to the body.
// This is some visual improvement over the embedding but comes with the cost of losing accessibility.
// Is is disabled by default until Diaspora eventually will work on issue
'native_photos' => false,
'debug' => [
// ap_inbox_log (Boolean)
// Logs every call to /inbox as a JSON file in Friendica's temporary directory
'ap_inbox_log' => false,
// ap_inbox_store_untrusted (Boolean)
// Store untrusted content in the inbox entries
'ap_inbox_store_untrusted' => false,
// ap_log_unknown (Boolean)
// Logs every unknown ActivityPub activity
'ap_log_unknown' => false,
// ap_log_failure (Boolean)
// Logs every ActivityPub activity that couldn't be compacted
'ap_log_failure' => false,
// store_source (Boolean)
// Store the source of any post that arrived
'store_source' => false,
'smarty3' => [
// config_dir (String)
// Base working directory for the templating engine, must be writeable by the webserver user
'config_dir' => 'view/smarty3',
// use_sub_dirs (Boolean)
// By default the template cache is stored in several subdirectories.
'use_sub_dirs' => true,