get_main_network_id filter-hook . WP 4.3.0
Filters the main network ID.
Usage
add_filter( 'get_main_network_id', 'filter_function_name_3221' );
function filter_function_name_3221( $main_network_id ){
// filter...
return $main_network_id;
}
- $main_network_id(int)
- The ID of the main network.
Changelog
| Since 4.3.0 | Introduced. |
Where the hook is called
get_main_network_id
wp-includes/functions.php 5547
return (int) apply_filters( 'get_main_network_id', $main_network_id );