Zach Snoek
Zach Snoek's Blog

Zach Snoek's Blog

Understanding Symbols in JavaScript

May 3, 20226 min read

What are symbols? Symbols are primitive values that are guaranteed to be unique. You can create a new symbol with the Symbol constructor and optionally provide a description string: const foo = Symbol('foo'); Symbols are primitives, not objects. We ...

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