This function upgrades undefined custom elements explicitly. If a custom element is created with the innerHTML setter and its parent node is not connected to a document, the custom element is not upgraded until it's connected. Upgrading such elements explicitly allows developers to handle them in a single way regardless of connectedness.
Specification
Status in Chromium
Enabled by default (tracking bug) in:
- Chrome for desktop release 68
- Chrome for Android release 68
- Android WebView release 68
Consensus & Standardization
After a feature ships in Chrome, the values listed here are not guaranteed to be up to date.
- No signal
- No signal
- Positive
- Positive
Last updated on 2020-11-09