Filters the main network ID.
$main_network_idintwp-includes/functions.php:6494get_main_network_id() * Filters the main network ID. * * @since 4.3.0 * * @param int $main_network_id The ID of the main network. */ return (int) apply_filters( 'get_main_network_id', $main_network_id );} /** * Determines whether site meta is enabled. * * This function checks whether the 'blogmeta' database table exists. The result is saved asIntroduced in 4.3.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.