Well-known symbols are properties on the symbol object. They include Symbol.iterator, Symbol.toStringTag, Symbol.toPrimitive, and Symbol.isConcatSpreadable. Kyle spends a few minutes explaining how these symbol properties are used before diving deeper into Symbol.iterator.
If I want a hook to customize…how a thing is stringified whenever you call toString on it,…I customize that at the hook location toStringTag.…
This course was created by Frontend Masters. It was originally released on 01/10/2017. We're pleased to host this training in our library.
- The arrow function
- Arrow function variations
- Closures and explicit blocks
- Default values
- Using the gather and spread operators
- Dumping variables
- Concise properties and methods
- Symbols, iterators, and generators
- Optimizing codes for the reader
Skill Level Intermediate
1. Arrow Functions
2. Block Scope
3. Default Values and the Gather/Spread Operators
5. Template Strings
6. Symbols, Iterators, and Generators
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