<?
$required = array('name','address','phone');
$has_empty = 0;
foreach ($required as $var) {
if (!is_set($$var)) $has_empty = 1;
}
if ($has_empty) print 'You left one empty.';
?>
You don't need to use the $has_empty variable, but I thought it would be
better to just display the message once.
Robin
[EMAIL PROTECTED] wrote:
>
> I am a perl user trying to convert to php
>
> how would i turn this perl into php?
>
> use CGI;
>
> $name = param(name);
> $address = param(address);
> $phone = param(phone);
>
> @required = qw( name address phone );
>
> foreach $key($required)
> {
> if (!$$key) { &out("You left one empty."); }
> }
>
> ??
>
> ---------------------------------------------
> This message was sent using OlyPen's WebMail.
> http://www.olypen.com
>
> The original message was received at Tue, 20 Nov 2001 14:05:28 -0800
> from mail.olypen.com [208.200.248.2]
>
> ----- The following addresses had permanent fatal errors -----
> <[EMAIL PROTECTED]>
> (reason: 550 Host unknown)
>
> ----- Transcript of session follows -----
> 550 5.1.2 <[EMAIL PROTECTED]>... Host unknown (Name server: lists.php.ne:
>host not found)
>
> ------------------------------------------------------------------------
> Reporting-MTA: dns; relay1.olypen.com
> Received-From-MTA: DNS; mail.olypen.com
> Arrival-Date: Tue, 20 Nov 2001 14:05:28 -0800
>
> Final-Recipient: RFC822; [EMAIL PROTECTED]
> Action: failed
> Status: 5.1.2
> Remote-MTA: DNS; lists.php.ne
> Diagnostic-Code: SMTP; 550 Host unknown
> Last-Attempt-Date: Tue, 20 Nov 2001 14:05:28 -0800
>
> ------------------------------------------------------------------------
>
> Subject: Converting from being a perl user
> Date: Tue, 20 Nov 2001 22:08:17 GMT
> From: [EMAIL PROTECTED]
> To: [EMAIL PROTECTED]
>
> how would i turn this perl into php?
>
> use CGI;
>
> $name = param(name);
> $address = param(address);
> $phone = param(phone);
>
> @required = qw( name address phone );
>
> foreach $key($required)
> {
> if (!$$key) { &out("You left one empty."); }
> }
>
> ??
>
> ---------------------------------------------
> This message was sent using OlyPen's WebMail.
> http://www.olypen.com
>
> ------------------------------------------------------------------------
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