11 views 
Summery Summery
Check for an existing network.
Syntax Syntax
Return Return
(string|false) Base domain if network exists, otherwise false.
Source Source
File: wp-admin/includes/network.php
function network_domain_check() {
global $wpdb;
$sql = $wpdb->prepare( 'SHOW TABLES LIKE %s', $wpdb->esc_like( $wpdb->site ) );
if ( $wpdb->get_var( $sql ) ) {
return $wpdb->get_var( "SELECT domain FROM $wpdb->site ORDER BY id ASC LIMIT 1" );
}
return false;
}
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Changelog Changelog
| Version | Description |
|---|---|
| 3.0.0 | Introduced. |