--- In [email protected], Wade Smart <[EMAIL PROTECTED]> wrote:
>
> 07022006 1530 GMT-6
>
> I am wanting to compare two things: the information from the $_POST and
> my existing data in $olddata -> this is an array obviously.
>
> I always forget how to use this foreach inside one another.
> I want to check $_POST['fname'] against $olddata['fname'] and if they
> are the same, for simple testing I want to print out SAME and
> if different, DIFFERENT.
>
>
>
> foreach ($_POST as $nkey => $new){
> foreach($olddata as $okey => $old) {
> if ($new == $old) {
> print '"'.$new.'" AND "'.$old.'" are the <b
style="color:red">SAME</b>; Next... <br />';
> } else {
> print '"'.$new.'" AND "'.$old.'" are the
> <b>DIFFERENT</b>;
Next... <br />';
> }
> }
> }
>
It looks like what you want is simply:
foreach ($_POST as $new){
foreach($olddata as $old) {
if ($new == $old) {
...etc.
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