public override string ToString()
{
string fileWrite;
if(absoluteTime == null)
fileWrite = keyVariableName + "=" + attribute + "=" + elementPath + "=" + Range.ToString() + "=" + timeSpaceFormatString();
else
fileWrite = keyVariableName + "=" + attribute + "=" + elementPath + "=" + AbsoluteTimeToString() + "=" + timeSpaceFormatString();
return fileWrite;
}