wp-includes/class-wp-customize-nav-menus.php:317Ajax handler for searching available menu items.
public function ajax_search_available_items() { check_ajax_referer( 'customize-menus', 'customize-menus-nonce' ); if ( ! current_user_can( 'edit_theme_options' ) ) { wp_die( -1 ); } if ( empty( $_POST['search'] ) ) { wp_send_json_error( 'nav_menus_missing_search_parameter' ); } $p = isset( $_POST['page'] ) ? absint( $_POST['page'] ) : 0; if ( $p < 1 ) { $p = 1; } $s = sanitize_text_field( wp_unslash( $_POST['search'] ) ); $items = $this->search_available_items_query( array( 'pagenum' => $p, 's' => $s, ) ); if ( empty( $items ) ) { wp_send_json_error( array( 'message' => __( 'No results found.' ) ) ); } else { wp_send_json_success( array( 'items' => $items ) ); } }Introduced in 4.3.0. One change between 6.7.7 and 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
none to never.verified against sourcesrc/wp-includes/class-wp-customize-nav-menus.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.