Function getHeadingId

getHeadingId(
    markdownParser: IMarkdownParser,
    raw: string,
    level: number,
    sanitizer?: IRenderMime.ISanitizer,
): Promise<string | null>
Build the heading html id.
Parameters
- markdownParser: IMarkdownParser
- raw: string
  Raw markdown heading
- level: number
  Heading level
- Optionalsanitizer: IRenderMime.ISanitizer
  HTML sanitizer
Returns Promise<string | null>
- Defined in packages/toc/src/utils/markdown.ts:31