Web Reference: Jul 8, 2025 · The optional chaining (?.) operator accesses an object's property or calls a function. If the object accessed or function called using this operator is undefined or null, the expression short circuits and evaluates to undefined instead of throwing an error. Jan 7, 2020 · Optional chaining isn't just a TypeScript thing - it is a finished proposal in plain JavaScript too. It can be used with bracket notation like above, but it can also be used with dot notation property access: Jan 12, 2026 · The Optional Chaining Operator allows a developer to handle many of those cases without repeating themselves by assigning intermediate results in temporary variables:
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Use Optional Chaining In Javascript Net Worth 2026: Salary, Income & Wealth Net Worth & Biography
Estimated Worth: $50M - $94M
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Last Updated: April 8, 2026
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