{
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  "title": "customHeadingId()",
  "description": "{#custom-id} 문법을 사용해 제목에 커스텀 ID를 지정합니다.",
  "section": "packages",
  "body": "```ts\nimport { customHeadingId } from \"@unifast/node\";\n```\n\n## 시그니처\n\n```ts\nfunction customHeadingId(): UnifastPlugin\n```\n\n## 매개변수\n\n없음.\n\n## 사용법\n\n```ts\nimport { compile, customHeadingId } from \"@unifast/node\";\n\nconst md = `# Introduction {#intro}`;\n\nconst result = compile(md, {\n  plugins: [customHeadingId()],\n});\n// 제목이 자동 생성된 슬러그 대신 id=\"intro\"를 갖게 됩니다\n```\n\n## 예시\n\n### 커스텀 ID\n\n제목 끝에 `{#custom-id}` 문법을 사용하면 특정 `id` 속성을 지정할 수 있습니다. 중괄호 블록은 렌더링된 텍스트에서 제거됩니다.\n\n```ts\nimport { compile, customHeadingId } from \"@unifast/node\";\n\nconst md = `## Getting Started {#getting-started}`;\n\nconst result = compile(md, { plugins: [customHeadingId()] });\nconsole.log(result.output);\n// <h2 id=\"getting-started\">Getting Started</h2>\n```\n\n### 커스텀 ID가 없는 제목\n\n`{#...}` 문법이 없는 제목은 그대로 유지됩니다. 제목 텍스트에서 생성된 기본 슬러그를 사용합니다.\n\n```ts\nimport { compile, customHeadingId } from \"@unifast/node\";\n\nconst md = `## Getting Started`;\n\nconst result = compile(md, { plugins: [customHeadingId()] });\nconsole.log(result.output);\n// <h2 id=\"getting-started\">Getting Started</h2>\n```\n\n### 클래스와 임의의 속성\n\n중괄호 문법은 `.class`와 `key=value` 표기도 지원합니다.\n\n```ts\nimport { compile, customHeadingId } from \"@unifast/node\";\n\nconst md = `## API Reference {#api .docs data-level=2}`;\n\nconst result = compile(md, { plugins: [customHeadingId()] });\nconsole.log(result.output);\n// <h2 id=\"api\" class=\"docs\" data-level=\"2\">API Reference</h2>\n```",
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