This is what should happen inside a ServiceWorker fetch event handler. https://bugs.chromium.org/p/chromium/issues/detail?id=1377650
No-Library (pure JS), HTML, CSS, JavaScript
doesn't get included in form.elements
Testing React's new onInvalid hook
No-Library (pure JS), HTML, SCSS, JavaScript
An example of a Google Annotation Chart.
No-Library (pure JS), HTML, CSS, Babel + JSX