JavaScript number precision for large IDs, and ten new features for agent code
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A long numeric ID can come out of JSON.parse as a different number, and nothing throws. const text = ' {"id":1234567890123456789} ' const { id } = JSON . parse ( text ) BigInt ( id ) // 1234567890123456768n JSON . stringify ({ id }) // '{"id":1234567890123456800}' JavaScript numbers are 64-bit floa…
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- 2026-10-24 13:07 · DEV Community — AI
JavaScript number precision for large IDs, and ten new features for agent code