[web2py] Re: Using variables in db.table.field expressions
Sorry - I cannot comprehend what I have done wrong before. "if db[table][column].writable == False:" works now as expected. On Sunday, April 8, 2018 at 5:44:55 PM UTC+2, Anthony wrote: > > On Sunday, April 8, 2018 at 4:27:59 AM UTC-4, xelomac wrote: >> >> Hi all, >> >> in a controller function I want to check if a field is set as writable in >> the model before updating it. "if db[table][column].writable == False" did >> not work. >> > > What do you mean by "did not work"? That is the correct way to check the > writable attribute. We need more info. > > Anthony > -- Resources: - http://web2py.com - http://web2py.com/book (Documentation) - http://github.com/web2py/web2py (Source code) - https://code.google.com/p/web2py/issues/list (Report Issues) --- You received this message because you are subscribed to the Google Groups "web2py-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to web2py+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
[web2py] Re: Using variables in db.table.field expressions
On Sunday, April 8, 2018 at 4:27:59 AM UTC-4, xelomac wrote: > > Hi all, > > in a controller function I want to check if a field is set as writable in > the model before updating it. "if db[table][column].writable == False" did > not work. > What do you mean by "did not work"? That is the correct way to check the writable attribute. We need more info. Anthony -- Resources: - http://web2py.com - http://web2py.com/book (Documentation) - http://github.com/web2py/web2py (Source code) - https://code.google.com/p/web2py/issues/list (Report Issues) --- You received this message because you are subscribed to the Google Groups "web2py-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to web2py+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
[web2py] Re: Using variables in db.table.field expressions
perhaps you can print the value of fields writable then compare it *e.g.* field_writable = db.table.field.writable *ref:* http://web2py.com/books/default/chapter/29/06/the-database-abstraction-layer#Run-time-field-and-table-modification best regards, stifan -- Resources: - http://web2py.com - http://web2py.com/book (Documentation) - http://github.com/web2py/web2py (Source code) - https://code.google.com/p/web2py/issues/list (Report Issues) --- You received this message because you are subscribed to the Google Groups "web2py-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to web2py+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.