wp-includes/user.php:1553Determines whether the site has a large number of users.
$network_idint|nulloptionalnullboolOne hook fires while wp_is_large_user_count() runs, in this order:
Filters whether the site is considered large, based on its number of users.
function wp_is_large_user_count( $network_id = null ) { if ( ! is_multisite() && null !== $network_id ) { _doing_it_wrong( __FUNCTION__, sprintf( /* translators: %s: $network_id */ __( 'Unable to pass %s if not using multisite.' ), '<code>$network_id</code>' ), '6.0.0' ); } $count = get_user_count( $network_id ); /** * Filters whether the site is considered large, based on its number of users. * * @since 6.0.0 * * @param bool $is_large_user_count Whether the site has a large number of users. * @param int $count The total number of users. * @param int|null $network_id ID of the network. `null` represents the current network. */ return apply_filters( 'wp_is_large_user_count', $count > 10000, $count, $network_id );}Introduced in 6.0.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/user.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.