Fires when a site's uninitialization routine should be executed.
$old_siteWP_Sitewp-includes/ms-site.php:261wp_delete_site()<?php * Fires when a site's uninitialization routine should be executed. * * @since 5.1.0 * * @param WP_Site $old_site Deleted site object. */ do_action( 'wp_uninitialize_site', $old_site ); if ( is_site_meta_supported() ) { $blog_meta_ids = $wpdb->get_col( $wpdb->prepare( "SELECT meta_id FROM $wpdb->blogmeta WHERE blog_id = %d ", $old_site->id ) ); foreach ( $blog_meta_ids as $mid ) { delete_metadata_by_mid( 'blog', $mid ); }Introduced in 5.1.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.