go encoding_error ai_generated partial

无效的UTF-8符文串："\xff"

invalid UTF-8 rune string: "\xff"

ID: go/invalid-utf-8-rune-string

其他格式: JSON · Markdown 中文 · English
78%修复率
85%置信度
1证据数
2024-03-15首次发现

版本兼容性

版本状态引入弃用备注
Go 1.21 active — — —
Go 1.22 active — — —
Go 1.23 active — — —

根因分析

尝试解码非有效UTF-8的字节序列，通常来自未正确处理编码的外部数据源，如网络流或文件读取。

English

Attempting to decode a byte sequence that is not valid UTF-8, often from external data sources like network streams or file reads without proper encoding handling.

generic

官方文档

https://pkg.go.dev/unicode/utf8#DecodeRune

解决方案

  1. Use strings.ToValidUTF8() to replace invalid bytes with the Unicode replacement character U+FFFD
  2. Read data as []byte and decode with utf8.Valid() validation before string conversion

无效尝试

常见但无效的做法:

  1. 95% 失败

    Binary data cannot be safely represented as UTF-8 strings; this leads to data corruption and runtime panics.

  2. 80% 失败

    These operations still expect valid UTF-8 and will produce the same error or silently corrupt data.