🌐 UTF-8 文本转 HTML 实体Convert UTF-8 to HTML Entities

使用说明与常见问题How-to & FAQ

「UTF-8 文本转 HTML 实体」是什么？What is the Convert UTF-8 to HTML Entities tool?

UTF-8 文本 → 十进制 HTML 数字实体。UTF-8 text → decimal HTML numeric entities.

如何使用「UTF-8 文本转 HTML 实体」？How do I use the Convert UTF-8 to HTML Entities tool?

在「UTF-8 文本转 HTML 实体」中，先在上方输入或粘贴内容，然后点击「转换」、「复制」按钮即可。In the Convert UTF-8 to HTML Entities: Type or paste your input above, then click "Convert", "Copy".

什么时候需要这样转换？When is this useful?

当文字要经过只支持 ASCII 的渠道时，例如老旧系统、某些邮件或模板，把非 ASCII 字符写成 &#码点; 可以避免乱码，浏览器显示时会还原成原字符。When text has to pass through an ASCII-only channel such as an old system, some email or a template: writing non-ASCII characters as &#codepoint; avoids garbled text, and browsers show the original characters.

编码和加密有什么区别？Is encoding the same as encryption?

编码（如 Base64、URL 编码）可直接还原，不提供保密性；加密需要密钥。「UTF-8 文本转 HTML 实体」的处理全部在本地完成。No. Encoding (Base64, URL…) is reversible by anyone; encryption needs a key. The Convert UTF-8 to HTML Entities works fully offline in your browser.

「UTF-8 文本转 HTML 实体」免费吗？需要注册吗？Is the Convert UTF-8 to HTML Entities free? Do I need an account?

「UTF-8 文本转 HTML 实体」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 Convert UTF-8 to HTML Entities is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.