THotPDF.FormFieldExists Method
Provides form field exists behavior for the AcroForm workflow. Use it when the surrounding API family needs explicit control over PDF objects, page content, resources, conformance, or diagnostics
Declaration
function FormFieldExists(const FieldName: AnsiString): boolean;Unit
HPDFDoc
Parameters
| Name | Purpose |
|---|---|
FieldName | AcroForm field name or field dictionary targeted by the helper |
Return value
Returns a boolean value
Usage notes
- Use this API in the AcroForm workflow before the affected page, resource, field, or catalog object is finalized
- Keep object names, field names, resource names, and returned handles stable until the document is finalized