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Obtains array or property value as Variant along with precision if it is a double. Advances to the next token.
[Visual Basic .NET]
Public Sub ReadValueEx ( _
    ByRef pVal As Object, _
    ByRef precision As Integer _
)
[C#]
public void ReadValueEx (
    ref object pVal,
    ref int precision
);
[C++]
HRESULT ReadValueEx(
  Variant* pVal,
  System.Int32* precision
);
[C++] Parameters pVal [out]
pVal is a parameter of type VARIANT* precision [out]
precision is a parameter of type long*