Documentation
# htm_tag

```rust
pub fn htm_tag(s: &str) -> Option<&str> {
  let mut iter = s.char_indices();
  if let Some((pos, c)) = iter.next()
    && c.is_ascii_alphabetic()
  {
    let begin = pos;
    let mut end = s.len();
    for (pos, c) in iter {
      if !c.is_alphanumeric() {
        end = pos;
        break;
      }
    }
    return Some(&s[begin..end]);
  }
  None
}
```

## About

This project is an open-source component of [i18n.site ⋅ Internationalization Solution](https://i18n.site).

* [i18 : MarkDown Command Line Translation Tool]https://i18n.site/i18

  The translation perfectly maintains the Markdown format.

  It recognizes file changes and only translates the modified files.

  The translated Markdown content is editable; if you modify the original text and translate it again, manually edited translations will not be overwritten (as long as the original text has not been changed).

* [i18n.site : MarkDown Multi-language Static Site Generator]https://i18n.site/i18n.site

  Optimized for a better reading experience

## 关于

本项目为 [i18n.site ⋅ 国际化解决方案](https://i18n.site) 的开源组件。

* [i18 :  MarkDown命令行翻译工具]https://i18n.site/i18

  翻译能够完美保持 Markdown 的格式。能识别文件的修改,仅翻译有变动的文件。

  Markdown 翻译内容可编辑;如果你修改原文并再次机器翻译,手动修改过的翻译不会被覆盖(如果这段原文没有被修改)。

* [i18n.site : MarkDown多语言静态站点生成器]https://i18n.site/i18n.site 为阅读体验而优化。