react-interview-questions/index.html at main · nitindahiya-dev/react-interview-questions · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>React Q&A Collection</title>
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
    <link href="https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap" rel="stylesheet">
    <link rel="stylesheet" href="style.css">
</head>
<body>
    <!-- Animated background particles -->
    <div class="particles" id="particles"></div>

    <div class="container">
        <header>
            <div class="logo">
                <i class="fab fa-react"></i>
            </div>
            <h1>React and Javascript Q&A Collection</h1>
            <p class="subtitle">Discover answers to the most common React questions with our beautifully designed knowledge base</p>

            <div class="filter-container">
                <select id="questionNumberFilter" class="filter-select">
                    <option value="">All Questions</option>
                </select>
                <select id="difficultyFilter" class="filter-select">
                    <option value="">All Difficulties</option>
                    <option value="Easy">Easy</option>
                    <option value="Medium">Medium</option>
                    <option value="Hard">Hard</option>
                    <option value="Super Hard">Super Hard</option>
                </select>
                <select id="topicFilter" class="filter-select">
                    <option value="">All Topics</option>
                </select>
            </div>

            <div class="stats">
                <div class="stat-card">
                    <div class="stat-value" id="questionCount">6+</div>
                    <div class="stat-label">Questions</div>
                </div>
                <div class="stat-card">
                    <div class="stat-value">24/7</div>
                    <div class="stat-label">Available</div>
                </div>
                <div class="stat-card">
                    <div class="stat-value">100%</div>
                    <div class="stat-label">Satisfaction</div>
                </div>
            </div>
        </header>

        <main>
            <div class="qa-container" id="qaContainer">
                <!-- Questions and answers will be dynamically generated here -->
            </div>
        </main>

        <footer class="footer">
            <p>© 2025 React and Javascript Q&A Collection. All rights reserved.</p>
            <p class="made-with">
                Made with <i class="fas fa-heart" style="color: #ff4d8d;"></i> for React developers
            </p>
        </footer>
    </div>

    <script src="data.js"></script>
    <script>
        // Initialize questions and answers
        function renderQAs(faqs) {
            const qaContainer = document.getElementById('qaContainer');
            qaContainer.innerHTML = '';

            faqs.forEach(faq => {
                const qaItem = document.createElement('div');
                qaItem.className = 'qa-item';
                qaItem.innerHTML = `
                    <p class="question">${faq.question}</p>
                    <p class="question-meta">Difficulty: ${faq.difficulty} | Topic: ${faq.topic}</p>
                    <p class="answer">${faq.answer}</p>
                `;
                qaContainer.appendChild(qaItem);
            });
        }

        // Initialize filters
        function initializeFilters() {
            const questionNumberFilter = document.getElementById('questionNumberFilter');
            const topicFilter = document.getElementById('topicFilter');
            const uniqueTopics = [...new Set(faqData.map(faq => faq.topic))];

            faqData.forEach(faq => {
                const option = document.createElement('option');
                option.value = faq.id;
                option.textContent = `Question ${faq.id}`;
                questionNumberFilter.appendChild(option);
            });

            uniqueTopics.forEach(topic => {
                const option = document.createElement('option');
                option.value = topic;
                option.textContent = topic;
                topicFilter.appendChild(option);
            });
        }

        // Filter questions and answers
        function filterQAs() {
            const questionNumber = document.getElementById('questionNumberFilter').value;
            const difficulty = document.getElementById('difficultyFilter').value;
            const topic = document.getElementById('topicFilter').value;

            let filteredFaqs = faqData;

            if (questionNumber) {
                filteredFaqs = filteredFaqs.filter(faq => faq.id.toString() === questionNumber);
            }
            if (difficulty) {
                filteredFaqs = filteredFaqs.filter(faq => faq.difficulty === difficulty);
            }
            if (topic) {
                filteredFaqs = filteredFaqs.filter(faq => faq.topic === topic);
            }

            renderQAs(filteredFaqs);
        }

        // Create animated background particles
        function createParticles() {
            const particlesContainer = document.getElementById('particles');
            const particleCount = 30;

            for (let i = 0; i < particleCount; i++) {
                const particle = document.createElement('div');
                particle.classList.add('particle');

                const size = Math.random() * 20 + 5;
                const posX = Math.random() * 100;
                const posY = Math.random() * 100;
                const animationDuration = Math.random() * 10 + 10;
                const animationDelay = Math.random() * 5;
                const hue = Math.floor(Math.random() * 360);

                particle.style.width = `${size}px`;
                particle.style.height = `${size}px`;
                particle.style.left = `${posX}%`;
                particle.style.top = `${posY}%`;
                particle.style.animationDuration = `${animationDuration}s`;
                particle.style.animationDelay = `${animationDelay}s`;
                particle.style.backgroundColor = `hsla(${hue}, 70%, 60%, 0.2)`;

                particlesContainer.appendChild(particle);
            }
        }

        // Initialize
        document.addEventListener('DOMContentLoaded', () => {
            // Sort FAQs by difficulty
            const difficultyOrder = { Easy: 1, Medium: 2, Hard: 3, "Super Hard": 4 };
            faqData.sort((a, b) => difficultyOrder[a.difficulty] - difficultyOrder[b.difficulty]);

            renderQAs(faqData);
            initializeFilters();
            createParticles();

            // Add filter event listeners
            ['questionNumberFilter', 'difficultyFilter', 'topicFilter'].forEach(id => {
                document.getElementById(id).addEventListener('change', filterQAs);
            });

            // Update question count
            document.getElementById('questionCount').textContent = `${faqData.length}+`;
        });
    </script>
</body>
</html>