I need to have the constants read from a pre defined database or embedded in my xll, but I am not familiar with the efficiency of data structures

<t>Dear all,I've created a xll file which is called from excel, for each function used in excel, the xll file is called and some constants are needed. But the total of these constants which my xll file has to pick a few from is a lot (+10,000).What's the most efficient way to deal with these constan...

The problem is solved. The registering process of my function conflicted with an existing function with the same name. Every works fine calling math.h and exporting function outputs to excel.ThanxJuriaan

<t>Hi Guy's,I created a xll file which includes math.h in the cpp code. The cpp code registers and exports some functions to excel. The compiled excel add-in (xll) installed in excel works fined on my own computer, BUT installed on a computer with a different OS or a different Excel version (can't t...