## Product Introduction
 
**Keycode Information Tool** is a powerful and easy-to-use online tool designed for users who need instant access to keystroke information. Whether you are a developer, front-end engineer, educator, or anyone who needs to handle keystroke information, this tool will meet your needs. It can accurately obtain JavaScript keycodes, character encodings, key positions, and modifier states, helping you quickly understand and process keystroke information. With our Keycode Information Tool, you can efficiently and accurately query and use keystroke information, enhancing development and teaching efficiency.
 
## Operation Guide
 
1. **Access the Tool Page**:
   Open your browser and visit our Keycode Information Tool page.
 
2. **Press Any Key**:
   On the tool page, press any key you wish to query.
 
3. **Automatic Information Display**:
   The tool will automatically detect and display keystroke information, including:
   - **JavaScript Keycode**: The JavaScript keycode corresponding to the key pressed.
   - **Character Encoding**: The character encoding corresponding to the key pressed.
   - **Key Position**: The position of the key on the keyboard.
   - **Modifier State**: The state of the modifiers when the key is pressed (such as Shift, Ctrl, Alt, etc.).
 
4. **View Results**:
   The result box will display detailed keystroke information, which you can preview to ensure the information is correct.
 
5. **Copy Information**:
   You can copy the displayed keystroke information for further use, facilitating its application in development and teaching work.
 
Our Keycode Information Tool is not only simple to operate but also features high efficiency and accuracy, ensuring that you get the most precise results in the shortest amount of time. Whether for daily development or professional teaching, it is an indispensable assistant. Experience our Keycode Information Tool now and feel the convenience and efficiency of querying keystroke information!