wp_maintenance example

// Register the shutdown handler for fatal errors as soon as possible. wp_register_fatal_error_handler();

// WordPress calculates offsets from UTC. // phpcs:ignore WordPress.DateTime.RestrictedFunctions.timezone_change_date_default_timezone_set date_default_timezone_set( 'UTC' );

// Standardize $_SERVER variables across setups. wp_fix_server_vars();

// Check if the site is in maintenance mode. wp_maintenance();

// Start loading timer. timer_start();

// Check if WP_DEBUG mode is enabled. wp_debug_mode();

/** * Filters whether to enable loading of the advanced-cache.php drop-in. * * This filter runs before it can be used by plugins. It is designed for non-web * run-times. If false is returned, advanced-cache.php will never be loaded. * * @since 4.6.0 * * @param bool $enable_advanced_cache Whether to enable loading advanced-cache.php (if present). * Default true. */