The output of the following code is:

SELECT now() as now

all is well
$numrows=''
no rows found


<?php

$db = mysql_connect('localhost', 'sierra');
mysql_select_db('sierra', $db);

$NumRows = 0;

$sql = "SELECT now() as now";

echo "<pre>$sql</pre>";

$result = mysql_query($sql, $db) || die('query failed on line ' . __LINE__);
if ($result) {
  echo 'all is well<br>';
} else {
  echo 'MySQL Error ' . mysql_error();
}

$numrows = mysql_num_rows($result);
echo "\$numrows='$numrows'<br>\n";
if ($numrows > 0) {
  $row = mysql_fetch_assoc($result);
  $this->_PopulateValues($row);

  echo "'" . $row['now'] . "'";
} else {
  echo 'no rows found';
}


?>