- Event handler attributes (e.g., onclick) are no longer allowed on <meta> elements.
- The change tightens security by blocking potential XSS vectors and may break existing implementations that relied on those attributes.
20.3.29
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Core and compiler updates replace hasOwnProperty with Object.hasOwn, add readonly array support for metadata decorators, expose debuggableFn for signal nodes, and improve hydration error handling.
Disallows inline event handler attributes (e.g., onclick) in <meta> tags.
Fixed optional chaining expression generation and corrected symbol resolution for SafePropertyRead in the compiler CLI.