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JavaScript
JavaScript
How does the <iframe> element work?
Short answer: <iframe> embeds another HTML page inside the current page.
Example code
<iframe src=" width="500" height="300"></iframe> Key Takeaway: Use iframes to display external content, but avoid excessive use for performance and SEO reasons. Follow me on LinkedIn:
Real-world example (ShopNest)
ShopNest’s browser cart uses modern JavaScript: fetch APIs with async/await, modules, and clear error handling.
Say this in the interview
- Define — one clear sentence (the short answer above).
- Example — relate it to a project like ShopNest or your real work.
- Trade-off — when you would not use it.
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