Fallback for Blocked iframes: A (Crude) Solution With Vue.js

One thing that sucks about using an iframe is that you can’t tell from the parent context whether it loaded correctly or not.
This makes it hard to provide good UX when users are offline (and your site is a PWA) or when the iframe fails to load for some other reason.

Link: https://dzone.com/articles/fallback-for-blocked-iframes-a-crude-solution-with?utm_medium=feed&utm_source=feedpress.me&utm_campaign=Feed%3A+dzone%2Fwebdev