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Random Picker

Randomly select one item from multiple options. A fair selection tool!

🎲 Random Picker

Enter items and randomly select one!

No items?

💡 Usage Tips

  • Use for lunch menus, game characters, winner selection, etc.
  • Press Enter to quickly add items
  • At least 2 items are required
  • Results are automatically saved to history

Key Features

  • ➕ Add/Remove Items
  • 🎲 Random Selection (Completely Random)
  • 🎬 Selection Animation Effect
  • 📜 History Tracking (Time Recording)
  • 📋 Sample Data Provided
  • 🗑️ Clear All

Use Cases

🍽️ Lunch Menu Selection

✓ Input menu items
✓ Solve dilemmas
✓ Quick decisions
✓ Fair selection

🎁 Prize Draw

✓ Enter participant names
✓ Fair lottery
✓ Transparent results
✓ History recording

🎮 Game Selection

✓ List of games to play
✓ Random selection
✓ New experiences

📚 Learning Tool

✓ Random question selection
✓ Word memorization order
✓ Review item decisions

How to Use

1️⃣ Add Items

1. Enter item in input field
2. Click "Add" button
3. Or press Enter key
4. 2 or more items recommended

2️⃣ Manage Items

✓ Individual delete with X button
✓ Clear all with "Clear All"
✓ Real-time item count display

3️⃣ Random Pick

1. Click "Random Pick" button
2. 2 second animation
3. Final result display
4. Auto recorded in history

4️⃣ Check Result

- Selected item highlighted
- Time recorded
- Check past records in history

Tips

💡 Tip 1: Enough Items

✓ Minimum 2 items required
✓ 3 or more recommended
✓ Too many = hard to manage
✓ Moderate amount is best

💡 Tip 2: Clear Names

✓ Short and clear
✓ Distinguishable
✓ Avoid duplicates

💡 Tip 3: Ensure Fairness

✓ Execute in front of everyone
✓ Transparency with history
✓ Immediate result disclosure

💡 Tip 4: Have Fun

✓ Use animation
✓ Build suspense
✓ Share results

Probability and Fairness

📊 Probability Calculation

Selection probability for each item:
= 1 / Total number of items

Example:
5 items → 20% each
10 items → 10% each

⚖️ Fairness Guarantee

✓ Completely random algorithm
✓ Equal probability for all items
✓ No external influence
✓ Transparent process

FAQ

Q: Is it really random?

A: Yes, it uses JavaScript's Math.random() function for complete randomness.

Q: Can the same item be selected consecutively?

A: Yes, each selection is independent, so consecutive selection is possible.

Q: Can I save results?

A: Auto recorded in history, but deleted when browser is closed.

Q: How many items can I add?

A: No limit, but too many may be difficult to manage.

Conclusion

Random Picker is a fair and fast decision-making tool. Use it for various purposes from small daily choices to fun lotteries!

"Sometimes leaving choices to luck is also wisdom."