Re: Problems when user hit back

This WebDNA talk-list message is from

2000


It keeps the original formatting.
numero = 34500
interpreted = N
texte = > > I deal with it by adding a rn=[random] to all of my links. On the >> shopping cart page I set a header to the rn value the first time >> through. Then on subsequent hits to that page I check to see if rn >> equals my header value if so then the user either hit reload or back >> so I don't add the item to the cart again. For every hit to the cart >> page that has a unique rn value I set my header to that value to > > check on the next hit. Here is the code I use for this technique:[showif [action]=Add][text]oldRandom=[orderfile cart=[cart]][header20][/orderfile][/text][hideif [oldRandom]=[rn]] [addlineitem cart=[cart]&db=^Editions.db&sku=[SKU]]quantity=[qty][/addlineitem] [SetHeader cart=[cart]&db=^editions.db]Header20=[rn][/SetHeader] [/hideif][/showif] Hope that helps,-- Sam LewisSamLewis.com Tel: 626-852-0956 Fax: 916-404-5698------------------------------------------------------------- This message is sent to you because you are subscribed to the mailing list . To unsubscribe, E-mail to: To switch to the DIGEST mode, E-mail to Web Archive of this list is at: http://search.smithmicro.com/ Associated Messages, from the most recent to the oldest:

    
  1. Re: Problems when user hit back (Rodolfo de la Garza 2000)
  2. Re: Problems when user hit back (Rodolfo de la Garza 2000)
  3. Re: Problems when user hit back (Christopher Mackay 2000)
  4. Re: Problems when user hit back (Christopher Mackay 2000)
  5. Re: Problems when user hit back (Sam Lewis 2000)
  6. Re: Problems when user hit back (John Peacock 2000)
  7. Re: Problems when user hit back (Sam Lewis 2000)
  8. Problems when user hit back (Rodolfo de la Garza 2000)
  9. Re: Problems when user hit back (Sam Lewis 2000)
  10. Re: Problems when user hit back (John Peacock 2000)
> > I deal with it by adding a rn=[random] to all of my links. On the >> shopping cart page I set a header to the rn value the first time >> through. Then on subsequent hits to that page I check to see if rn >> equals my header value if so then the user either hit reload or back >> so I don't add the item to the cart again. For every hit to the cart >> page that has a unique rn value I set my header to that value to > > check on the next hit. Here is the code I use for this technique:[showif [action]=Add][text]oldRandom=[orderfile cart=[cart]][header20][/orderfile][/text][hideif [oldRandom]=[rn]] [addlineitem cart=[cart]&db=^Editions.db&sku=[SKU]]quantity=[qty][/addlineitem] [SetHeader cart=[cart]&db=^editions.db]Header20=[rn][/SetHeader] [/hideif][/showif] Hope that helps,-- Sam LewisSamLewis.com Tel: 626-852-0956 Fax: 916-404-5698------------------------------------------------------------- This message is sent to you because you are subscribed to the mailing list . To unsubscribe, E-mail to: To switch to the DIGEST mode, E-mail to Web Archive of this list is at: http://search.smithmicro.com/ Sam Lewis

DOWNLOAD WEBDNA NOW!

Top Articles:

Talk List

The WebDNA community talk-list is the best place to get some help: several hundred extremely proficient programmers with an excellent knowledge of WebDNA and an excellent spirit will deliver all the tips and tricks you can imagine...

Related Readings:

WebCat2 - Getting to the browser's username/password data (1997) info (1997) YACBQ.....(Yet another checkbox question) (2000) Rollovers (1999) SKU Question (1999) More on the email templates (1997) Shopping carts and reloading pages (1997) A better WebCat whois (was [OT] Domain Name Scam) (2000) Navigator 4.01 (1997) WebCatalog for Mac 2.0.1 Released (1997) WebCat2b13MacPlugin - nested [xxx] contexts (1997) Feature request for next version (2005) I can help! (1996) [WebDNA] Dates (2009) Browser Caching (2003) [WebDNA] Version 7.x: webdna.ini and EmailerPrefs (2012) remotely add + sign (1997) Globals in 3.x (2002) converting characters in form (1997) shownext (1997)