Dmitri Pavlutin • 10/9/2019

When to Use Map instead of Plain JavaScript Object

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This technical article details the advantages of using JavaScript's Map object instead of plain objects. It covers key use cases like preserving key types (numbers, booleans, objects), avoiding implicit string conversion, and improving access performance with WeakMap for object keys.

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#JavaScript #data structures #Map
When to Use Map instead of Plain JavaScript Object

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