On 20 Jul 2005, at 02:22, Linda H wrote:

fahreheit is here:

<?
$fahr = $_GET['fahrenheit'];
if (is_null($fahr)){ echo 'fahr is null';}
$>

The error was on the line: $fahr = $_GET['fahrenheit'];

try:
<input name="fahrenheit" type="text"  value="<?php echo $fahr; ?>" />

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