Re: Serial Numbers

On Jul 12, 2010, at 2:52 PM, Gary wrote: > I'm sure it is possible, but I am unsure how to do this. I have created a > Sale coupon that I was going to put up on a site that I manage, for visitors > to print out and bring to the store. The coupon is currently a .png, however > I was planning on converting to a pdf. I would like to put on the coupon a > serial number that increases by 1 everytime the page is viewed. I dont > really care if someone refreshes the page and skews the numbers. > > Is this possible and could someone give me some help? > > Thanks > > Gary > Is there any particular reason you need it to be a PDF? If not and the GD library is installed in your PHP, I would suggest using the GD library to draw your serial number on the coupon. As for keeping track of the counter I would do it either in a database table or save the number to file. Take care, Floyd