Re: using variable in php form before the form is POSTed
| From: | Robert Cummings | Date: | Tue, 13 May 2008 03:08:30 +0000 |
| Subject: | Re: using variable in php form before the form is POSTed | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-274214@lists.php.net to get a copy of this message | ||
On Mon, 2008-05-12 at 14:44 -0700, milt wrote:
> I have a form that will be filled in by the user, I want to have access to
> the content of one of the fields in that form, in order to fill in an
> another variable that is not part of the form. this variable is used by a
> routine when the form is "posted". Question - is the $_post[field name]
> availble before the submit button is pushed, or is there another way to get
> the contents of the field?
PHP only gets what the browser sends. The browser doesn't send until you
click the submit button (or perform a synonymous action). You'll need to
use JavaScript to work on data before it is submitted.
Cheers,
Rob.
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