
JavaScript
June 7, 2025 at 10:46 AM
🟨 *JavaScript Essentials for Beginners* 🧠💻
1. *What is JavaScript?*
A scripting language that adds interactivity to websites (like buttons, forms, animations).
2. *Basic Syntax*
- Variables: `let`, `const`
- Data types: string, number, boolean, array, object
- Operators: `+`, `-`, `===`, `&&`, `||`
3. *Control Structures*
- `if`, `else`, `switch`
- Loops: `for`, `while`, `forEach`
4. *Functions*
- Declare with `function` or arrow syntax `()=>`
- Parameters and return values
5. *DOM Manipulation*
Use `document.querySelector()` and `.addEventListener()` to change HTML/CSS with JS
6. *Events*
Respond to user actions like click, hover, keypress, etc.
7. *Arrays & Objects*
Learn methods like `.map()`, `.filter()`, `.push()`, and how to loop through them
8. *ES6+ Features*
- Template literals `` `Hello ${name}` ``
- Destructuring
- Spread/rest operators
- Async/await
9. *Debugging Tools*
Use `console.log()` and browser DevTools to trace code
10. *Build Mini Projects*
Ideas: calculator, to-do app, quiz app, digital clock
*💡 DOUBLE TAP ❤️ if you want a mini project guide next!*
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