Скачать или смотреть Speed Up Your React App ⚡ | Performance Profiling & Core Web Vitals Explained

Is your React app slow, unresponsive, or SEO-unfriendly?
Learn how to profile performance, measure Core Web Vitals, and build apps that are fast, stable, and user-focused!

In this video, you'll explore how to optimize your React performance using tools like React DevTools Profiler, Lighthouse, reportWebVitals, and Chrome DevTools, while understanding the metrics that matter.

✅ What You'll Learn:
What is performance profiling in React?

Tools: React Profiler, Chrome DevTools, Lighthouse, Web Vitals

How to measure LCP, FID, and CLS in React apps

Using reportWebVitals.js to track metrics in real-time

Tips to improve load speed, interaction delay, and layout shifts

Using Sentry or LogRocket for real-user performance monitoring

How Core Web Vitals impact SEO and user engagement

📚 React Series by Coding 4 Dev
📺 Playlist:    • 🏨 BookMyStay Backend Series – Build a Hote...  
📁 GitHub (Code + Notes): https://github.com/coding4dev

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⏰ Timestamps / Chapters
0:00 Intro – Why React Performance Matters
0:45 What is Performance Profiling?
1:30 Tools: React Profiler, Chrome DevTools, Lighthouse
3:00 React DevTools Profiler – Record & Analyze
4:30 Understanding Commit Time & Renders
5:30 What are Core Web Vitals?
6:00 LCP – Largest Contentful Paint
6:45 FID – First Input Delay
7:30 CLS – Cumulative Layout Shift
8:15 Using reportWebVitals in React
9:00 Optimizing LCP, FID, and CLS – Best Practices
10:15 Real-User Monitoring with Sentry or LogRocket
11:00 Summary – Profiling + Web Vitals = Better UX

🔖 Tags/Hashtags
#ReactPerformance #CoreWebVitals #LCP #FID #CLS #WebVitals #ReactProfiler #FrontendPerformance #SEO #ReactJS #reportWebVitals #Coding4Dev #PageSpeed #PerformanceOptimization