Thanks a lot! It works now.
On Jan 23, 4:37 am, Jason Brower <[email protected]> wrote: > Ok here is what I see as the problem. > What you are doing is setting variable as 0 every time you start a webpage. > Every time you start a webpage this entire file is look over as if it > was never seen before. Doing so is a great thing but you have to take > the approch differently knowing this. > For example here... > variable = 0 > session.variable = variable > this resets it to 0 at every load. > What you should do is something like this because you have data that > needs to be checked first... > if not session.variable: > session.variable = 0 > > This then checks if you have any data there (if it doesn't it returns None) > Place that at the beginning of your file where you have variable = 0 and > see if that is more of what you expected. > --- > Best Regards, > Jason Brower > > On 01/23/2011 05:15 AM, Rick wrote: > > > > > > > > > Here is some code from the controller file: > > ************************ > > variable = 0 > > > def index() > > some operations with the variable... > > > def minorvar(): > > variable-=1 > > redirect(URL('index')) > > ************************ > > I also tried with this code, but the variable isn't changed after > > redirecting it to the index-function: > > ************************ > > variable = 0 > > session. variable = variable > > > def index() > > variable=session. variable > > some operations with the variable... > > > def minorvar(): > > session.variable-=1 > > redirect(URL('index')) > > ************************ > > > On Jan 23, 3:13 am, Jason Brower<[email protected]> wrote: > >> I would recommend that you use session.variable if that's what you want > >> to do. > >> Could we see the controller for the page before? I wonder if there is a > >> way we could put the action in there to make your code a bit cleaner. > >> BR, > >> JB > > >> On 01/23/2011 01:04 AM, Rick wrote: > > >>> Thanks for the replies. I wrote a special def for the operation: > >>> def minorvar(): > >>> variable-=1 > >>> redirect(URL('index')) > >>> ...but I get an error that says that: > >>> local variable 'variable' referenced before assignment > >>> ...even though I've defined the variable as global at the beginning of > >>> the controller file. > >>> On Jan 22, 9:19 pm, Jason Brower<[email protected]> wrote: > >>>> Yup... I think you should do that in the controller before you pass it. > >>>> It's a two second job so not hard to do. > >>>> That and session.variable=-1 is well... -1 it should be variable-=1. > >>>> On the other had, you may be going for -1 :P and you may be using a > >>>> special loop or something that needs to change as the page is formated. > >>>> Always exceptions when you have to print from the top down and build the > >>>> page before sending it to the client. :D > >>>> BR, > >>>> Jason > >>>> On 01/22/2011 02:53 PM, b0j3 wrote: > >>>>> On 22 jan., 11:47, Rick<[email protected]> wrote: > >>>>>> Hi, > >>>>>> My problem is that I want to make a {{=A...}} tag that also changes > >>>>>> the value of the variable session.variable, and I don't know how to do > >>>>>> this. I tried with: > >>>>>> {{=A(("[< ]"), session.variable=-1, _href=URL('function'))}} > >>>>>> ...but it didn't work. > >>>>> Hi. > >>>>> I'm not sure if that is a good way to program. Some would say, that > >>>>> you shouldn't change variable in the view so I don't think (I might be > >>>>> wrong, though), that it could work like that. > >>>>> What would you like to achieve? > >>>>> B.
