🧩 正则生成多语言代码Regex Code Generator

使用说明与常见问题How-to & FAQ

「正则生成多语言代码」是什么？What is the Regex Code Generator tool?

输入正则表达式，一键生成 JavaScript、Python、Java、PHP、Go、C# 等语言的匹配示例代码。Enter a regex and generate ready-to-use matching code in JavaScript, Python, Java, PHP, Go and C#.

如何使用「正则生成多语言代码」？How do I use the Regex Code Generator tool?

在「正则生成多语言代码」中，把内容粘贴或输入到上方输入框，按需设置「修饰符」，结果会实时显示在下方，点击「复制结果」即可复制。In the Regex Code Generator: Paste or type into the input box, adjust "Flags"; the result appears below instantly — click "Copy result" to copy it.

生成的代码如何处理转义？How is escaping handled?

按各语言规则分别转义：JavaScript 字面量中转义 /；Python 优先用原始字符串 r"…"；Java 双写反斜杠；PHP 单引号字符串中转义反斜杠和单引号；Go 优先用反引号原始字符串；C# 使用 @"…" 逐字字符串。修饰符 i/m/s/u/y 会映射为各语言对应选项。Each language gets its own escaping: / is escaped in JavaScript literals; Python prefers raw r"…" strings; Java doubles backslashes; PHP single-quoted strings escape backslashes and quotes; Go prefers backtick raw strings; C# uses @"…" verbatim strings. Flags i/m/s/u/y map to each language's options.

代码或数据会被上传吗？Is my code or data uploaded?

不会。「正则生成多语言代码」完全用 JavaScript 在本地运行，适合处理含有密钥、内部接口等敏感内容的数据。No. The Regex Code Generator runs entirely in local JavaScript, so it is safe for data containing keys or internal endpoints.

「正则生成多语言代码」免费吗？需要注册吗？Is the Regex Code Generator free? Do I need an account?

「正则生成多语言代码」完全免费，无需注册或安装，打开网页即可使用，手机和电脑都能用；输入的内容只在你的浏览器本地处理。The Regex Code Generator is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.