wp-includes/admin-bar.php:1149Provides an update link if theme/plugin/core updates are available.
$wp_admin_barWP_Admin_Barfunction wp_admin_bar_updates_menu( $wp_admin_bar ) { $update_data = wp_get_update_data(); if ( ! $update_data['counts']['total'] ) { return; } $updates_text = sprintf( /* translators: Hidden accessibility text. %s: Total number of updates available. */ _n( '%s update available', '%s updates available', $update_data['counts']['total'] ), number_format_i18n( $update_data['counts']['total'] ) ); $icon = '<span class="ab-icon" aria-hidden="true"></span>'; $title = '<span class="ab-label" aria-hidden="true">' . number_format_i18n( $update_data['counts']['total'] ) . '</span>'; $title .= '<span class="screen-reader-text updates-available-text">' . $updates_text . '</span>'; $wp_admin_bar->add_node( array( 'id' => 'updates', 'title' => $icon . $title, 'href' => network_admin_url( 'update-core.php' ), ) );}Introduced in 3.1.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/admin-bar.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.