hello-world-element

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Custom Elements API v1

4

see: https://developers.google.com/web/fundamentals/getting-started/primers/customelements

midorikocak

momadejunior

createShadowRoot is deprecated

3

https://developer.mozilla.org/ru/docs/Web/API/Element/createShadowRoot This feature has been removed from the Web standards. Though some browsers may still support it, it is in the process of being dropped. Do not use it in...

IvanRave