apply_filters( 'pre_get_main_site_id', int|null $main_site_id, WP_Network $network )

Filters the main site ID.


Description

Returning a positive integer will effectively short-circuit the function.


Parameters

$main_site_id

(int|null) If a positive integer is returned, it is interpreted as the main site ID.

$network

(WP_Network) The network object for which the main site was detected.


Source

File: wp-includes/class-wp-network.php

View on GitHub



Changelog

Changelog
Version Description
WP-4.9.0 Introduced.