FPDFAttachment_HasKey method
Experimental API. Check if the params dictionary of |attachment| has |key| as a key.
attachment - handle to an attachment. key - the key to look for, encoded in UTF-8.
Returns true if |key| exists.
Implementation
int FPDFAttachment_HasKey(FPDF_ATTACHMENT attachment, FPDF_BYTESTRING key) {
return _FPDFAttachment_HasKey(attachment, key);
}