Expired50% confidenceFactTime unknown
Property descriptor detection uses Object.getOwnPropertyDescriptor() to verify whether a property is a native implementation, as native properties have specific combinations of configurable and writable.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
This claim has expired. It is kept for the record and no longer describes the current state.
Valid until: 9/30/2026(expired)
Sources
Related Claims
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