pub fn back(&self) -> WebDriverResult<()> {
        self.conn
            .execute(Command::Back(&self.session_id))
            .map(|_| ())
    }
/// Go back. This is equivalent to clicking the browser's back button.
Go back. This is equivalent to clicking the browser's back button.
Go back . This is equivalent to clicking the browser ' s back button .
pub fn back(&self) -> WebDriverResult<()> {
        self.conn
            .execute(Command::Back(&self.session_id))
            .map(|_| ())
    }
pub fn back ( & self ) -> WebDriverResult < ( ) > { self . conn . execute ( Command :: Back ( & self . session_id ) ) . map ( | _ | ( ) ) }
Go back.
Go back .
&self
&self