I just looped through the entire array and added those strings with ',' and displayed. Works fine. Thank you Anthony.
On Saturday, May 14, 2016 at 2:17:47 PM UTC-4, Anthony wrote: > > > > On Saturday, May 14, 2016 at 12:06:11 PM UTC-4, [email protected] > <javascript:> wrote: >> >> Yes. in my case with request.args(0) into db.Post is a row object but >> since its list:string I see a bracket around. So, question Anthony. How do >> we take the html tag element out of row object. There are no examples in >> the book about how to do that. We have to live with it? >> > > You don't have to live with anything -- you just have to write some code. > > And to be clear, there is no HTML tag in the row object or in the returned > value for your field at all. You have created a list:-type field, so > naturally the value you get from that field is a list. You cannot simply > insert a Python list in an HTML view without doing something to specify how > that list should be displayed. By default, the object's __str__ method will > be called, which in the case of Python lists produces a comma-separated > list of values inside brackets (same as if you display a list in a Python > console). If you want something else, you have to write some code to > generate the display you want. > > By default, list:-type fields do get a default "represent" attribute that > converts the list into a string of comma-separated values (with no > brackets), but that function is only used in particular contexts where > web2py is controlling the display (e.g., forms and the grid). You can also > take advantage of the "represent" function by using Rows.render(), but for > that, you obviously need a Rows object. That means you cannot do > db.mytable(some_id), because that directly returns a Row object, not a Rows > object. So, instead you would have to do db(db.mytable.id == > some_id).select().render(0). > > 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 [email protected]. For more options, visit https://groups.google.com/d/optout.
