How to solve the problem of garbled file names displayed in PHP

The solution to garbled file names displayed in PHP is: 1. Use the editor to change the file encoding to one consistent with the system environment; 2. Specify the correct file name encoding through the PHP "iconv()" function; 3. , modify the default encoding of the server to be consistent with the file encoding.

Operating system for this tutorial: Windows 10 system, php8.1.3 version, Dell G3 computer.

The reason for the garbled characters is that the file encoding is inconsistent with the system environment, resulting in the file name not being recognized and displayed correctly. Moreover, if file name encoding is not handled correctly in PHP, it may affect file operations, reading and other behaviors.

Solution:

1. Modify the file encoding: Use the editor to change the file encoding to one consistent with the system environment.

2. Specify the file name encoding: Specify the correct file name encoding through the PHP function `iconv()`.

   ```php
   $fileName = iconv('当前编码', '目标编码', $filename); 
   ```

3. Set the server encoding: Modify the default encoding of the server to be consistent with the file encoding.

```apache
AddDefaultCharset  "UTF-8"
```

Garbled file names will cause file read and write operations to fail, and may even affect system security. Therefore, it is very important to solve the problem of garbled file names in a timely manner.

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