React.createElement Explained — Nested Elements Without JSX | React Tutorial

Description

🚀 Most React developers write JSX every day — but do you know what's actually happening under the hood? In this video you will learn exactly HOW and WHY React.createElement() works — no JSX needed! ━━━━━━━━━━━━━━━━━━━━━━━━ ⏱️ CHAPTERS: 0:00 - Introduction 0:33 - Creating Elements Without JSX 1:20 - Managing Children in createElement 1:50 - Nesting Elements Inside Each Other 3:45 - Multiple Children — Arrays vs Arguments 4:30 - Props vs Special Properties (key & ref) 6:30 - React 18 — createRoot vs ReactDOM.render 8:39 - Wrap Up ━━━━━━━━━━━━━━━━━━━━━━━━ 📌 WHAT YOU WILL LEARN: ✅ React.createElement(type, props, children) — the foundation of every React element ✅ How to nest elements without writing JSX ✅ Managing single and multiple children ✅ The difference between props and special properties like key and ref ✅ Why React 18 replaced ReactDOM.render with createRoot ✅ How createRoot unlocks concurrent features like useTransition and useDeferredValue ━━━━━━━━━━━━━━━━━━━━━━━━ 💡 WHY WATCH THIS? Most developers skip this fundamental concept. But the ones who understand it — debug faster, think clearer and write more confident React code. ━━━━━━━━━━━━━━━━━━━━━━━━ 🔔 New video every week. Subscribe so you never miss a concept. ⚔️ ━━━━━━━━━━━━━━━━━━━━━━━━ #ReactJS #JavaScript #JSX #React18 #ReactWithoutJSX #createElement #createRoot #ReactDOM #ReactTutorial #LearnReact #WebDevelopment #Frontend #ReactHooks #useTransition #useDeferredValue #ReactForBeginners #ReactDeepDive #JavaScriptTutorial #ReactConcepts #100DaysOfCode #CodeNewbie