"I.A. Gray" <[EMAIL PROTECTED]> wrote in message
news:[EMAIL PROTECTED]
> Hi all,
>
> Easy question (I hope). My brain seems not be working today, so could
> someone help me with this one?
>
> I have a while loop outputting part of an html form which inputs track
> information for CDs:
>
> $countything = 1;
> while ($countything !=31) {
> echo "
> <tr>
> <td>$countything.</td>
> <td><input name='fcomposer$countything' type='text'
> id='fcomposer$countything' size='20' maxlength='60'/></td>
> <td><input name='fsubheading$countything' type='text'
> id='fsubheading$countything' size='20' maxlength='80' /></td>
> <td><input name='fmovementno$countything' type='text'
> id='fmovementno$countything' size='3' maxlength='3' /></td>
> <td><input name='ftracktitle$countything' type='text'
> id='ftracktitle$countything' size='20' maxlength='60' /></td>
> <td><input name='ftracksubtitle$countything' type='text'
> id='ftracksubtitle$countything' size='20' maxlength='80' /></td>
> <td><input name='ftracklength$countything' type='text'
> id='ftracklength$countything' size='5' maxlength='8' /></td>
> <td><input name='fextrainfo$countything' type='text'
> id='fextrainfo$countything' size='20' maxlength='80' /></td>
> </tr>\n";
> $countything++;
> }
>
>
> How can I get the value to change in each form? The name and id for each
> input field will change from (for example) fcomposer1 to fcomposer30 but
how
> do I change the value for each input to show the variables taken from the
> database which will be $composer1 to $composer30 ? Obviously if I put in
> $composer$countything that will just output the value of $composer
followed
> by the value for $countything, but I want it to output the value for
> $composer1 if $countything=1 or $composer10 if $countything=10 . Is there
> something I can do with variable variables? I couldn't see any examples
in
> the PHP manual.
What you want is this:
$temp = 'composer' . $countything;
Then use ${$temp} -> it will efectively be $composer1.
Take a look here:
http://de2.php.net/manual/en/language.variables.variable.php
Regards, Torsten Roehr
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