WP_Network::get_instance() – Retrieve a network from the database by its ID.
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Description
Retrieves a network from the database by its ID.
Usage
$WP_Network|false = WP_Network::get_instance( $network_id );
Parameters
- $network_id
- ( int ) required – The ID of the network to retrieve.
Returns
WP_Network|false The network's object if found. False if not.
Source
File name: wordpress/wp-includes/class-wp-network.php
Lines:
1 to 26 of 26
public static function get_instance( $network_id ) { global $wpdb; $network_id = (int) $network_id; if ( ! $network_id ) { return false; } $_network = wp_cache_get( $network_id, 'networks' ); if ( false === $_network ) { $_network = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM {$wpdb->site} WHERE id = %d LIMIT 1", $network_id ) ); if ( empty( $_network ) || is_wp_error( $_network ) ) { $_network = -1; } wp_cache_add( $network_id, $_network, 'networks' ); } if ( is_numeric( $_network ) ) { return false; } return new WP_Network( $_network ); }