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# 🔧 JavaScript DOM Tasks – Beginner Practice
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# 📘 JavaScript DOM Practice Tasks
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This repository contains beginner-friendly JavaScript DOM manipulation tasks. Each task focuses on a small concept to build a strong foundation in working with the DOM using vanilla JavaScript.
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> 📌 Currently contains **9 tasks**. More will be added regularly. Final target: **20+ mini DOM projects**.
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---
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## ✅ Completed Tasks
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| No. | Task Name | Description | Live Demo |
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|-----|-----------------------------|----------------------------------------------------------------------------|------------------------|
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| 1 | Change and Revert Heading | Changes the heading text on button click, and reverts on second click. | [Click to view Live](https://suru190.github.io/JavaScript-Dom-Practice/task01-change-and-revert-heading)|
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| 2 | Toggle Button Text | Toggles the text of a single button between two values. | [Click to view Live](https://suru190.github.io/JavaScript-Dom-Practice/task02-toggle-button-text)|
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| 3 | Multiple Headings | Changes the text of multiple headings using loop and `querySelectorAll`. | [Click to view Live](https://suru190.github.io/JavaScript-Dom-Practice/task03-multiple-heading)|
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| 4 | innerHTML vs textContent | Shows the difference between `.textContent` and `.innerHTML` when used. | [Click to view Live](https://suru190.github.io/JavaScript-Dom-Practice/task04-innerHTML-vs-textContent)|
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| 5 | Change Style on Click | Changes the background and text color of a heading element on click. | [Click to view Live](https://suru190.github.io/JavaScript-Dom-Practice/task05-change-style-on-click)|
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| 6 | Update Heading | User types in the input and replaces the default heading with user-entered text on button click. | [Click to view Live](https://suru190.github.io/JavaScript-Dom-Practice/task06-update-heading)|
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| 7 | Show / Hide Paragraph | Click the button to show or hide a paragraph. | [Click to view Live](https://suru190.github.io/JavaScript-Dom-Practice/task07-show-hide-paragraph)|
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| 8 | Live Character Counter | Displays character count live as you type in the input field. | [Click to view Live](https://suru190.github.io/JavaScript-Dom-Practice/task08-live-character-counter)|
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| 9 | Increase Couter on Every Button Click | A button click increases the counter value and updates it on screen. | [Click to view Live](https://suru190.github.io/JavaScript-Dom-Practice/task09-increase-counter-on-every-button-click)|
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---
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## ✅ Tasks Completed So Far
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### 1️⃣ Change and Revert Heading
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- Click the button to change the heading text.
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- Click again to revert it to the original text.
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- ✅ Concepts used:
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- `textContent`
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- `addEventListener`
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- DOM element selection
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- If/else condition
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---
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### 2️⃣ Toggle Button Text
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- A button that toggles its label between two states (e.g., "Start" ↔ "Stop!").
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- ✅ Concepts used:
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- Button interaction
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- Event handling
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This repository contains beginner-friendly JavaScript DOM manipulation tasks. Each task is focused on practicing core DOM concepts with clean structure and interactive behavior.
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### 3️⃣ Multiple Headings Change
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- Change the text of multiple `<h1>` elements with a single button click.
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- ✅ Concepts used:
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- `querySelectorAll`
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- `forEach()` loop
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- DOM manipulation for multiple elements
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---
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## ✅ Completed Tasks Structure
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### 4️⃣ innerHTML vs textContent
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- Demonstrates the difference between `.innerHTML` and `.textContent`.
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- Shows how `.textContent` treats HTML tags as plain text, while `.innerHTML` renders them as HTML.
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- ✅ Concepts used:
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- `textContent`
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- `innerHTML`
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- DOM manipulation
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- Button events
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Each task contains:
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- `index.html` – HTML Structure
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- `style.css` – Styling
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- `script.js` – JavaScript functionality
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- `README.md` – Task description, concepts used, what I learned, and flow
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---
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### 5️⃣ Change Style on Click
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- Clicking the button changes the color and background of a heading.
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- Useful for practicing dynamic style changes using JavaScript.
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- ✅ Concepts used:
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- `style` property
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- `addEventListener`
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- DOM element selection
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## 📂 Tasks List
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---
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### 6️⃣ Update Heading
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- Updates both the heading text and button text when the button is clicked.
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- Demonstrates how to change multiple elements dynamically.
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- ✅ Concepts used:
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- `textContent`
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- `addEventListener`
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- DOM manipulation
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- Updating multiple elements
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| No. | Task Name | Live Demo | Code |
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|-----|-----------|-----------|------|
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| 01 | Change and Revert Heading | 🔗 [Live Demo](https://suru190.github.io/JavaScript-Dom-practice/task01-change-and-revert-heading/) | 💻 [Code](https://github.com/suru190/JavaScript-Dom-practice/tree/main/task01-change-and-revert-heading) |
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| 02 | Toggle Button Text | 🔗 [Live Demo](https://suru190.github.io/JavaScript-Dom-practice/task02-toggle-button-text/) | 💻 [Code](https://github.com/suru190/JavaScript-Dom-practice/tree/main/task02-toggle-button-text) |
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| 03 | Multiple Heading | 🔗 [Live Demo](https://suru190.github.io/JavaScript-Dom-practice/task03-multiple-heading/) | 💻 [Code](https://github.com/suru190/JavaScript-Dom-practice/tree/main/task03-multiple-heading) |
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| 04 | innerHTML vs textContent | 🔗 [Live Demo](https://suru190.github.io/JavaScript-Dom-practice/task04-innerHTML-vs-textContent/) | 💻 [Code](https://github.com/suru190/JavaScript-Dom-practice/tree/main/task04-innerHTML-vs-textContent) |
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| 05 | Change Style on Click | 🔗 [Live Demo](https://suru190.github.io/JavaScript-Dom-practice/task05-change-style-on-click/) | 💻 [Code](https://github.com/suru190/JavaScript-Dom-practice/tree/main/task05-change-style-on-click) |
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| 06 | Update Heading | 🔗 [Live Demo](https://suru190.github.io/JavaScript-Dom-practice/task06-update-heading/) | 💻 [Code](https://github.com/suru190/JavaScript-Dom-practice/tree/main/task06-update-heading) |
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| 07 | Show / Hide Paragraph | 🔗 [Live Demo](https://suru190.github.io/JavaScript-Dom-practice/task07-show-hide-paragraph/) | 💻 [Code](https://github.com/suru190/JavaScript-Dom-practice/tree/main/task07-show-hide-paragraph) |
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| 08 | Live Character Counter | 🔗 [Live Demo](https://suru190.github.io/JavaScript-Dom-practice/task08-live-character-counter/) | 💻 [Code](https://github.com/suru190/JavaScript-Dom-practice/tree/main/task08-live-character-counter) |
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| 09 | Increase Counter on Every Button Click | 🔗 [Live Demo](https://suru190.github.io/JavaScript-Dom-practice/task09-increase-counter-on-every-button-click/) | 💻 [Code](https://github.com/suru190/JavaScript-Dom-practice/tree/main/task09-increase-counter-on-every-button-click) |
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| 10 | Add List Items Dynamically | 🔗 [Live Demo](https://suru190.github.io/JavaScript-Dom-practice/task10-add-list-items-dynamically/) | 💻 [Code](https://github.com/suru190/JavaScript-Dom-practice/tree/main/task10-add-list-items-dynamically) |
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| 11 | Delete List Items Dynamically | 🔗 [Live Demo](https://suru190.github.io/JavaScript-Dom-practice/task11-delete-list-items-dynamically/) | 💻 [Code](https://github.com/suru190/JavaScript-Dom-practice/tree/main/task11-delete-list-items-dynamically) |
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| 12 | Mark List as Completed | 🔗 [Live Demo](https://suru190.github.io/JavaScript-Dom-practice/task12-mark-list-as-completed/) | 💻 [Code](https://github.com/suru190/JavaScript-Dom-practice/tree/main/task12-mark-list-as-completed) |
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### 7️⃣ Show / Hide Paragraph
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- Click the button to toggle visibility of a paragraph.
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- ✅ Concepts used:
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- `style.display`
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- Toggle logic with `if` condition
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- DOM element selection
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## 📌 Purpose
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---
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This repository helps in understanding:
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- DOM selection and manipulation
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- Event handling
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- Conditional rendering
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- Styling and interaction using JavaScript
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### 8️⃣ Live Character Counter
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- As you type in the input, character count updates live.
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- ✅ Concepts used:
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- `input` event
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- `textContent`
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- DOM events and real-time update
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---
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### 9️⃣ Increase Counter on Every Button Click
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- Click the button to increase the counter by 1 on every click.
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- Counter starts from **0** and updates live on screen.
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-**Concepts used**:
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- `textContent`
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- `addEventListener`
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- DOM element selection
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- Variables and Increment (`++`)
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- Updating DOM in real-time
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---
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## 📁 Project Structure
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```
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JavaScript-Dom-Practice/
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├── Task-01/ (Change and Revert Heading)
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│ ├── index.html
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│ ├── style.css
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│ └── script.js
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├── Task-02/ (Toggle Button Text)
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│ ├── index.html
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│ ├── style.css
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│ └── script.js
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├── Task-03/ (Multiple Headings)
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│ ├── index.html
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│ ├── style.css
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│ └── script.js
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├── Task-04/ (innerHTML vs textContent)
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│ ├── index.html
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│ ├── style.css
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│ └── script.js
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├── Task-05/ (Change Style on Click)
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│ ├── index.html
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│ ├── style.css
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│ └── script.js
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├── Task-06/ (Update Heading)
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│ ├── index.html
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│ ├── style.css
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│ └── script.js
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├── Task-07/ (Show / Hide Paragraph)
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│ ├── index.html
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│ ├── style.css
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│ └── script.js
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├── Task-08/ (Live Character Counter)
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│ ├── index.html
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│ ├── style.css
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│ └── script.js
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├── Task-09/ (Increase Counter on Every Button Click)
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│ ├── index.html
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│ ├── style.css
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│ └── script.js
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|
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└── README.md
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```

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