Function applyInlineMark

applyInlineMark(
    frag: Fragment,
    from: number,
    to: number,
    mark: Mark,
    add: boolean,
): Fragment
Add or remove a mark across the inline range [from, to).
Parameters
- frag: Fragment
- from: number
- to: number
- mark: Mark
- add: boolean
Returns Fragment
- Defined in packages/core/src/model/inline.ts:173