spread-operator

ES2018 object spread syntax for merging

Web Object Spread vs Object.assign: Pros & Cons for Merging Options

Compare object spread operator `{ ...defaults, ...options }` vs Object.assign for merging default options in JavaScript. Explore immutability, performance, browser support, and best use cases for clean, efficient object merging.

#immutability
#javascript
#object-assign
#performance
#spread-operator

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02/27/2026, 05:50 PM