You don't need it anywhere, unless you want to use dataset property. | Hacker News

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megous 56 days ago | parent | context | favorite | on: Why Vanilla JavaScript

You don't need it anywhere, unless you want to use dataset property.

guseyn 51 days ago [–]

All custom attributes must start with data, read the convention

megous 50 days ago | [–]

The browsers disagree.

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