Posted by Oberon on 08/24/07 07:22

array_walk eh?

Thanks for the tip.


"Steve" <no.one@example.com> wrote in message
news:X6tzi.418$Yj6.215@newsfe06.lga...
>| However, I have done this before using
> | $_POST['<--hardCodedValueGoesHere-->'] = NULL;. I was wondering if
> there
> | was a way to accomplish this with a loop structure instead of longhand,
> | line-by-line for each form value....particularly if I have a form with
> 30+
> | fields which I am required to build.
>
> <snip>
>
> | The reason I want to do what I want to do is two-fold:
> |
> | 1. Preserve entered data in the fields in case the form is not
> properly
> | filled out.
>
> which setting posted variables to null accomplished...in reverse. ;^)
>
> | 2. Use an array structure for error checking and changing the CSS
> | properties to visually indicate an error on the page.
>
> which has nothing to do with setting the $_POST *array* values to null.
>
> | --Like I said, I've done this before, I'm just looking for a short form
> way
> | to do it.
>
> function senselessButAskedFor(&$value)
> {
> $value = null;
> }
>
> array_walk('senselessButAskedFor', $_POST);
>
> short enough?
>
>

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