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Tutorial
javascript
Advanced JavaScript Tutorial for Experienced Developers
// Mutating an array (not immutable)
const arr = [1, 2, 3];
arr.push(4); // arr is now [1, 2, 3, 4]
// Immutable approach
const newArr = [...arr, 4]; // arr is still [1, 2, 3], newArr is [1, 2, 3, 4]- Immutable State Management with Libraries:
Sep 02, 2024
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