WordPress at a glance
function is not described

wp_count_sites() WP 5.3.0

Count number of sites grouped by site status.

No Hooks.

Return

Int[]. Numbers of sites grouped by site status.

  • all(int)
    The total number of sites.

  • public(int)
    The number of public sites.

  • archived(int)
    The number of archived sites.

  • mature(int)
    The number of mature sites.

  • spam(int)
    The number of spam sites.

  • deleted(int)
    The number of deleted sites.

Usage

wp_count_sites( $network_id );
$network_id(int)
The network to get counts for.
Default: current network ID

Changelog

Since 5.3.0 Introduced.

Code of wp_count_sites() WP 5.5.1

<?php
function wp_count_sites( $network_id = null ) {
	if ( empty( $network_id ) ) {
		$network_id = get_current_network_id();
	}

	$counts = array();
	$args   = array(
		'network_id'    => $network_id,
		'number'        => 1,
		'fields'        => 'ids',
		'no_found_rows' => false,
	);

	$q             = new WP_Site_Query( $args );
	$counts['all'] = $q->found_sites;

	$_args    = $args;
	$statuses = array( 'public', 'archived', 'mature', 'spam', 'deleted' );

	foreach ( $statuses as $status ) {
		$_args            = $args;
		$_args[ $status ] = 1;

		$q                 = new WP_Site_Query( $_args );
		$counts[ $status ] = $q->found_sites;
	}

	return $counts;
}