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Yes you would. JSON is valid JS, and executing JSON in a browser is a recipe for disaster.


JSON isn’t valid JS – its representation of strings allows U+2028 and U+2029 to appear unescaped, but JavaScript string literals don’t.

Not sure how else executing (valid) JSON in a browser would be a recipe for disaster? `eval` was the standard way to parse JSON from trusted sources for a long time.




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