WordPress at a glance
function is not described

WP_REST_Users_Controller::get_current_item() public WP 4.7.0

Retrieves the current user.

It's a method of the class: WP_REST_Users_Controller{}

No Hooks.

Return

WP_REST_Response/WP_Error. Response object on success, or WP_Error object on failure.

Usage

$WP_REST_Users_Controller = new WP_REST_Users_Controller();
$WP_REST_Users_Controller->get_current_item( $request );
$request(WP_REST_Request) (required)
Full details about the request.

Changelog

Since 4.7.0 Introduced.

Code of WP_REST_Users_Controller::get_current_item() WP 5.5.1

<?php
public function get_current_item( $request ) {
	$current_user_id = get_current_user_id();

	if ( empty( $current_user_id ) ) {
		return new WP_Error(
			'rest_not_logged_in',
			__( 'You are not currently logged in.' ),
			array( 'status' => 401 )
		);
	}

	$user     = wp_get_current_user();
	$response = $this->prepare_item_for_response( $user, $request );
	$response = rest_ensure_response( $response );

	return $response;
}