On 26-Jul-2001 Matthew DeChant wrote:
> Specifically,
>
> If I have 3 HTTP_POST_VARS:
>
> HTTP_POST_VARS["client"] = test1
> HTTP_POST_VARS["directory"]= test2
> HTTP_POST_VARS["password"] =
>
>
> and I don't know the names of the vars ahead of time, how would I run a
> check to see if they exist and then get the specific POST_VARS's value. This
> is what I've got so far:
>
>
> $squery = "select * from $db where ";
> $qh = fw_query("select * from $db");
> $fields = odbc_num_fields($qh);
> for ($i=1;$i<=$fields;$i++) {
> # assign $fname the possible field names in the database
> (client,directory,password)
> $fname[$i] = odbc_field_name($qh,$i);
> # assign $postfld the variable name, ie.
$HTTP_POST_VARS["client"]
> $postfld = $HTTP_POST_VARS["($fname[$i])"];
> # check that it exists and is not blank
> if (isset($postfld) AND ($postfld != "")) {
> $value[$i] = $postfld;
> $squery.= "$fname[$i] like $value[$i] AND ";
> }
> }
> # pop last AND
> $squery= substr($squery, 0,-5);
>
> so how do you make this work: $postfld = $HTTP_POST_VARS["($fname[$i])"];
>
> thanks,
>
while (list ($fld, $val) = each($HTTP_POST_VARS)) {
.. do what ever ...
}
Note: It's a insecure practice to build a data query like this.
You might want to do some kind of validation.
Regards,
--
Don Read [EMAIL PROTECTED]
-- It's always darkest before the dawn. So if you are going to
steal the neighbor's newspaper, that's the time to do it.
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