NULL != Not set.
isset() tests to see if the variable exists. If your variable has a null value
it is set, it DOES exist, it just has NULL for a value. You should test for a
null value if that's what you want:
if ($picture == null)
Or perhaps the empty() function might be what you're looking
On Monday 02 January 2006 8:54 pm, Ralph wrote:
> I'm building a URL based on data extracted from mySQL and I want the
> text space.gif used as my default value should the variable $picture
> by NULL.
>
> The results of the code below kick back a value for $picture when it
> is set in the database,
I'm building a URL based on data extracted from mySQL and I want the
text space.gif used as my default value should the variable $picture
by NULL.
The results of the code below kick back a value for $picture when it
is set in the database, but ignores the space.gif if the database
result
Maybe from a previous query? I mean, did you make sure the table was clear
before starting the script?
On Monday 02 January 2006 6:18 pm, toylet wrote:
> A table with a column big5 char(2) not null primary key.
>
> $target->query("delete from canton");
> for ($ii=0; $ii<256; $ii++) {
>
A table with a column big5 char(2) not null primary key.
$target->query("delete from canton");
for ($ii=0; $ii<256; $ii++) {
for ($jj=0; $jj<256; $jj++) {
echo $ii .".". $jj . "\n";
$query="insert into canton ( big5 ) values ( '"
. mysql_real_escape_string(chr($ii).chr($j
Hello,
on 12/31/2005 03:11 PM Jean-Philippe BATTU said the following:
I would like to send email from my php program. So I use the mail() function
from php engine but I noticed that the accentuated characters were not well
transmitted by php or the apache server (I use a linux box with FC4 and
yes, have a look at mcrypt(www.php.net/mcrypt) and
decrypt(www.php.net/decrypt)
Bastien
From: "Kosala Atapattu" <[EMAIL PROTECTED]>
To: "Micah Stevens" <[EMAIL PROTECTED]>,
Subject: RE: [PHP-DB] Encrypting DB content
Date: Mon, 2 Jan 2006 13:20:47 +0600
This is bit off the topic...but is th
Easily...
As some people have already pointed out, one of the interesting aspects of 2
way or reversible encryption systems is they provide some form of a key,
that is a unique or variable input which is combined into the encryption
process to create a truly unique encypted string.
For exa
This is bit off the topic...but is there a way to encrypt with a key and
decrypt it back to the same value I want to store. My requirement is
something like I want to store salaries of the executives of the
organization in a table, but not even the DBA should be able to see that
except the person w
