THPDFJSONValue.GetInt64

Reads an object member back as a 64-bit integer

function GetInt64(const Key: AnsiString; Def: Int64 = 0): Int64;

The unit is HPDFDocJobs; the default comes back when the member is missing or is not a number

Byte-size and budget fields exceeding the 32-bit range use this accessor

GetInt and GetFloat cover the narrower variants