EndianOrderToUInt64 Method
            Returns a 64-bit unsigned integer converted from eight bytes, accounting for target endian-order, at a specified position in a byte array.
            
Namespace: GemstoneAssembly: Gemstone.Common (in Gemstone.Common.dll) Version: 1.0.150 -- Release Build+64e3b411e1abfbd2d4d8a81e850c3909a0ce8731
function ToUInt64(value, startIndex);
- value  Byte
- An array of bytes (i.e., buffer containing binary image of value).
- startIndex  Int32
- The starting position within value.
UInt64A 64-bit unsigned integer formed by eight bytes beginning at startIndex.