Method getExtraProp

packages/core/src/document/node/node.ts:407–409

(key: string, createIfNone = true)

  }

  getExtraProp(key: string, createIfNone = true) {
    return this.getProp(getConvertedExtraKey(key), createIfNone)
  }

  setExtraProp(key: string, value: PropValue) {
    this.getProp(getConvertedExtraKey(key), true)?.setValue(value)