正如您在http://www.mattmaclennan.co.uk/a2上看到的......当您将鼠标悬停在“新摩托车”上时,它会显示数组编号,而不是所需的标签。此外,需要将类别分组到其ID中。以下是我的尝试。
<?
$output = mysqli_query("SELECT * FROM bikes, bikeTypes WHERE bikes.model_id = bikeTypes.model_id");
$result = array();
while($row = mysqli_fetch_array($output))
{
$result[] = $row;
}
//var_dump($result);
foreach ($result as $key => $val) {
echo "<li><a href='test.php?id=" . $val['model_id'] . "'>".$key.'</a><ul>';
echo "<li><a href='details.php?id=" . $val['bike_id'] . "'>" . $val['bikeName'] . "</a></li>";
echo '</ul>';
echo '</li>';
}
?>
类别字段称为“模型”。谢谢你的帮助!
答案 0 :(得分:1)
那是因为你显示的是$ key而不是$ value。
<?
$output = mysqli_query("SELECT * FROM bikes, bikeTypes WHERE bikes.model_id = bikeTypes.model_id");
while($row = mysqli_fetch_array($output))
{
echo "<li><a href='test.php?id=" . $row['model_id'] . "'>".$row['???'].'</a><ul>';
echo "<li><a href='details.php?id=" . $row['bike_id'] . "'>" . $row['bikeName'] . "</a></li>";
echo '</ul>';
echo '</li>';
}
?>