GetRealField retrieves the real type field value.
Function GetRealField(rmsHandle as Integer, fldidx As Integer, elemidx As Integer, rcode As Integer) As Double
rmsHandle
RMS file handle
fldidx
0 based field sequence number
elemidx
0 base field element number
rcode
The execution status
On success, GetRealField returns real type field value and sets rcode to 0. If failed, it sets rcode to -1.
GetStringField , GetCharField, GetIntegerField, GetLongField, GetMoneyField, GetDateField, GetTimeField, GetBooleanField.