RE: eval divide and drop decimals.

On Sat, 2006-01-28 at 15:15 -0600, Joe Pluta wrote:
> > From: Ken Sims
> > 
> > fee = 4 * %int( ( amount + 499.99 ) / 500.00 )
> 
> Which I hope you see is equivalent to:
> 
>     %int((Amt1 - .01) / 500.00) + 1
> 
> Follow the bouncing formula:
> 
> %int((Amt1 - delta) / increment) + 1
> %int((Amt1 - delta) / increment) + increment/increment
> %int((Amt1 - delta + increment) / increment)
> %int((Amt1 + (increment - delta)) / increment)
> %int((Amt1 + (500.00 - .01) / 500.00)
> %int((Amt1 + 499.99)) / 500.00)

Careful, this won't work with negative numbers.  If you need to credit
the fee, do not send in -500.  Instead, calculate the fee as a positive
number, then multiply it by -1.

Regards,
Rich