Re: Variables in the HTML part of a web form...

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I understand and use DataBinder.Eval quite frequently. If you point it to a
constant that contains a string value, that string value is what it should
return.


"Karl Seguin" <karl REMOVE @ REMOVE openmymind REMOVEMETOO . ANDME net>
wrote in message news:OsvYz4z$FHA.4012@xxxxxxxxxxxxxxxxxxxxxxx
> Granted, I haven't tried.
>
> But Eval() is a method like any other. The 2nd parameter is the name of
> the property/column it'll look up through reflection. If you pass "Hello"
> or a variable with the value of "Hello", I'd expect to get the same
> result.
>
> Karl
>
> --
> MY ASP.Net tutorials
> http://www.openmymind.net/
>
>
> "Scott M." <s-mar@xxxxxxxxxxxxx> wrote in message
> news:%23uSmLxz$FHA.3992@xxxxxxxxxxxxxxxxxxxxxxx
>> I'm not sure this approach will work. At runtime, wouldn't this look to
>> bind to EName, which has a value of "T003_EntityName_String",
>> and therefore that is the data you'd get back, not the data that
>> "T003_EntityName_String" refers to?
>>
>>
>> "Karl Seguin" <karl REMOVE @ REMOVE openmymind REMOVEMETOO . ANDME net>
>> wrote in message news:OdsjWcz$FHA.4036@xxxxxxxxxxxxxxxxxxxxxxx
>>> Well, assuming EName is defined something like:
>>>
>>> public class DatabaseColumn
>>> public const EName as string = "T003_EntityName_String"
>>> end class
>>>
>>> you should be able to simply do:
>>>
>>> <%# DataBiner.Eval(Container.DataItem, DatabaseColumn.EName) %>
>>>
>>> IF DatabaseColumn is in a separate namespace than the page, you'll need
>>> to either fully reference the namespace OR @Import the namespace.
>>>
>>> Karl
>>>
>>> --
>>> MY ASP.Net tutorials
>>> http://www.openmymind.net/
>>>
>>>
>>> <rlrcstr@xxxxxxxxxxxxxxxxx> wrote in message
>>> news:Ok4aZFz$FHA.3568@xxxxxxxxxxxxxxxxxxxxxxx
>>>> The DBA team at the office controls the naming conventions for the
>>>> database
>>>> structure, but their naming convention are rather tedious. So
>>>> typically I
>>>> create a global module that I use as a mapping file to create constants
>>>> with
>>>> more appropriate field and table names and map them to the table and
>>>> field
>>>> names required by the DB team. But now, using a DataList, I'm having a
>>>> problem. How can I use a variable name to indicate the field name in
>>>> the
>>>> HTML that's rendered by the DataList control?
>>>>
>>>> Rather than
>>>>
>>>> <%# DataBiner.Eval(Container.DataItem, "T003_EntityName_String") %>
>>>>
>>>> I want to use
>>>>
>>>> <%# DataBiner.Eval(Container.DataItem, EName) %>
>>>>
>>>> Where EName is a global var defined in a separate module.
>>>>
>>>> Is there a way to do this? I'm getting complaints that EName isn't a
>>>> valid
>>>> column name...
>>>>
>>>> Thanks.
>>>>
>>>> Jerry
>>>>
>>>>
>>>
>>>
>>
>>
>
>


.

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