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Groups > comp.lang.javascript > #9770

Re: eval() or What?

From Jake Jarvis <pig_in_shoes@yahoo.com>
Newsgroups comp.lang.javascript
Subject Re: eval() or What?
Date 2011-12-29 22:39 +0100
Message-ID <9m4505F7d7U1@mid.uni-berlin.de> (permalink)
References <fn8nf756jclubi6uu8510fcqjt57lhcd15@4ax.com> <9m1pc5F743U1@mid.uni-berlin.de> <9tgnf7ps2um6d8bubb8725kqlakckln11i@4ax.com>

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On 29.12.2011 02:42, Gene Wirchenko wrote:
> On Thu, 29 Dec 2011 01:08:37 +0100, Jake Jarvis
> <pig_in_shoes@yahoo.com>  wrote:
>
>> On 29.12.2011 00:29, Gene Wirchenko wrote:
>>> Dear JavaScripters:
>>>
>>>        I am writing an object for handling browser-side field
>>> presentation and validation.  Two of the properties will have string
>>> values of code to be executed in order to do validation.  The code
>>> could be arbitrary, but it will probably be a function call with
>>> parameters.
>> <snip>
>>
>> Could you explain the step from 'writing an object for handling [...]
>> presentation and validation' to 'will have string values of code to be
>> executed in order to do validation'?
>
>       I am defining an object called FieldItem.  Two of the properties
> are ValidationBasic and ValidationExtra.  Each of these will hold code
> for validation.
>
>       My plan is to define many FieldItems and pick from these in
> various pages to generate much of the DE code.  Some of it is
> validation code.  (Yes, I will have server-side validation, too.)
>
>       I already have a basic proof-of-concept, but now, I have to patch
> up a few weaknesses.  My validation spec was formerly in the input
> control; now, I want it in the FieldItem object.
>

That is not really what I was getting at, sorry for asking so indirectly.

It reads like having two string value properties containing program code 
to be eventually evaluated one way or another is a given and not up to 
reconsideration, if that is indeed the case, why is that so?

-- 
Jake Jarvis

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Thread

eval() or What? Gene Wirchenko <genew@ocis.net> - 2011-12-28 15:29 -0800
  Re: eval() or What? Jake Jarvis <pig_in_shoes@yahoo.com> - 2011-12-29 01:08 +0100
    Re: eval() or What? Gene Wirchenko <genew@ocis.net> - 2011-12-28 17:42 -0800
      Re: eval() or What? Jake Jarvis <pig_in_shoes@yahoo.com> - 2011-12-29 22:39 +0100
        Re: eval() or What? Gene Wirchenko <genew@ocis.net> - 2011-12-29 14:08 -0800
          Re: eval() or What? Stefan Weiss <krewecherl@gmail.com> - 2011-12-31 00:17 +0100
  Re: eval() or What? Dr J R Stockton <reply1152@merlyn.demon.co.uk> - 2011-12-29 19:57 +0000

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