https://www.dengnz.com/2018/10/17/angular-2-cannot-access-property-in-this-object-when-handler-an-error-in-the-different-class/ 昨天，今天，明天，每天的每天，都多懂一点点... Wed, 17 Oct 2018 23:44:24 +0000 hourly 1 https://wordpress.org/?v=6.5.4