THPDFUA2HeadingPolicy Type

• uhpIgnore 略過標題層級檢查
• uhpDiagnose 回報標題層級問題但不讓驗證失敗
• uhpRequireSequential 要求標題逐級依序遞進

THPDFUA2ValidationOptions.HeadingPolicy · THotPDF.ValidatePDFUA2Structure