⚛️ React ES6 Ternary Operator The ternary operator (? 🙂 is a shorter alternative to if…else.It is widely used in React for conditional rendering. 🧠 Syntax
1 | condition ? expressionIfTrue : expressionIfFalse |
🔹 Example Without Ternary
1 2 3 4 5 6 7 8 | let isLoggedIn = true; let message; if (isLoggedIn) { message = "Welcome Back!"; } else { message = "Please Log In"; } |
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⚛️ React ES6 Modules ES6 introduced modules to organize code into reusable pieces.React heavily depends on this concept — every component is usually its own module. A module can export values (variables, functions, components)...
⚛️ React ES6 Spread Operator (…) The spread operator (…) allows you to quickly copy or expand arrays and objects. It is widely used in React for updating state, passing props, combining arrays, and...
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🔁 ES6 map() Method The map() method creates a new array by applying a function to each item of an existing array. ✔ Does not modify the original array✔ Returns a new array 🧠...
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