Telegraph Code Converter

Overview

Telegraph code is a four-digit numeric encoding used in early telecommunications. Each Chinese character corresponds to a 4-digit code.

Main Features

• Quick Conversion: Enter Chinese text, get telegraph codes instantly
• Four-digit Codes: Each character has a 0001-9999 code
• Common Characters: Supports thousands of common Chinese characters

How to Use

1. Enter or paste Chinese text in the left input box
2. Click "Convert to Telegraph Code" button
3. View the result, each character has a 4-digit code
4. Copy and use the result

Telegraph Code Explanation

Telegraph codes originated in late Qing Dynasty for telegraph communication:

• Each character has a 4-digit number
• 0000 is usually reserved
• Common library contains over 7000 characters

Example

Input:

中国
北京
上海

Output:

0022 6050
2592 0947
0023 2181