What are some advanced topics in modular JavaScript?
Advanced topics in modular JavaScript include ES6 modules, dynamic imports, module bundlers, and tree shaking.
Can you explain ES6 modules and how they differ from CommonJS?
ES6 modules use import
and export
syntax, allowing for static analysis, while CommonJS uses require
and module.exports
.
What is tree shaking and why is it important?
Tree shaking is a technique to eliminate unused code during the build process, reducing bundle size and improving performance.
How do dynamic imports work in JavaScript?
Dynamic imports allow you to load modules on demand using the import()
function, which returns a promise.
What are some popular module bundlers?
Popular module bundlers include Webpack, Rollup, and Parcel, each with unique features for optimizing JavaScript applications.
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