THPDFDocComparison.Compare
Compares two loaded documents using THPDFStructuralCompareLimits.Default 和 THPDFRenderedCompareOptions.Default
声明
class function Compare(DocA, DocB: THotPDF;
Mode: THPDFComparisonMode): AnsiString;返回值
A deterministic JSON object containing differences, traversal counts, completeness, and identity state
Exceptions
Raises EArgumentNilException when either document is nil