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Safely Access Nested Data in JavaScript with Optional Chaining and Nullish Coalescing
Learn how to use JavaScript's optional chaining (?.) and nullish coalescing (??) operators to safely read nested object properties and supply defaults, with a concrete example, verification steps, and trade‑offs.
defensive-codingnullish-coalescingoptional-chainingTasadduq Burneyowner34.8K rep · 10 Jul 2025, 03:16 UTC