{
  "url": "https://unifast.dev/zh-CN/docs/packages/core/escape-html/",
  "locale": "zh-CN",
  "title": "escapeHtml()",
  "description": "转义字符串中的 HTML 特殊字符。",
  "section": "packages",
  "body": "```ts\nimport { escapeHtml } from \"@unifast/core\";\n```\n\n## 签名\n\n```ts\nfunction escapeHtml(str: string): string\n```\n\n## 参数\n\n### str\n\n| 属性 | 类型 | 默认值 | 描述 |\n|----------|------|---------|-------------|\n| `str` | `string` | — | 包含需要转义字符的字符串 |\n\n## 返回值\n\n`string` —— 将 `&`、`<`、`>` 和 `\"` 替换为相应 HTML 实体后的字符串。\n\n## 用法\n\n```ts\nimport { escapeHtml } from \"@unifast/core\";\n\nconst safe = escapeHtml('<script>alert(\"xss\")</script>');\n\nconsole.log(safe);\n// &lt;script&gt;alert(&quot;xss&quot;)&lt;/script&gt;\n```\n\n## 示例\n\n### 基础转义\n\n```ts\nimport { escapeHtml } from \"@unifast/core\";\n\nconsole.log(escapeHtml(\"Tom & Jerry\"));\n// Tom &amp; Jerry\n\nconsole.log(escapeHtml('class=\"main\"'));\n// class=&quot;main&quot;\n\nconsole.log(escapeHtml(\"1 < 2 > 0\"));\n// 1 &lt; 2 &gt; 0\n```\n\n### 转义用户生成的内容\n\n```ts\nimport { escapeHtml } from \"@unifast/core\";\n\nconst userComment = '<img src=x onerror=\"alert(1)\">';\nconst html = `<div class=\"comment\">${escapeHtml(userComment)}</div>`;\n\nconsole.log(html);\n// <div class=\"comment\">&lt;img src=x onerror=&quot;alert(1)&quot;&gt;</div>\n```\n\n### 构建安全的 HTML 属性\n\n```ts\nimport { escapeHtml } from \"@unifast/core\";\n\nconst title = 'He said \"hello\" & waved';\nconst html = `<span title=\"${escapeHtml(title)}\">Hover me</span>`;\n\nconsole.log(html);\n// <span title=\"He said &quot;hello&quot; &amp; waved\">Hover me</span>\n```\n\n## 行为说明\n\n- **`&`** 会被替换为 `&amp;`\n- **`<`** 会被替换为 `&lt;`\n- **`>`** 会被替换为 `&gt;`\n- **`\"`** 会被替换为 `&quot;`\n- 其他字符保持不变",
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