series_id, series_color, product_name
我应该列出与group一样的series_id产品.
我想像那个列表所有相同的saries_id回应我的屏幕那样
A12 Series Product
- Milk
- Tea
- sugar
- water
B12 Series Product
- Water
- Banana
- Cofee
- Tea
解决方法:
通过series_id订购结果,因此所有具有相同价值的产品将在一起.
$stmt = $pdo->prepare("SELECT series_id, product_name
FROM yourTable
ORDER BY series_id");
$stmt->execute();
然后在显示结果时,显示Series标题并开始一个新的< ul>每当它改变时:
$last_series = null;
echo "<ul>\n";
while ($row = $stmt->fetch(PDO::FETCH_ASSOC)) {
if ($row['series_id'] != $last_series) {
if ($last_series) {
echo "</ul></li>\n";
}
echo "<li>" . $row['series_id'] . " Series Product\n";
echo "<ul>\n";
$last_series = $row['series_id'];
}
echo "<li>" . $row['product_name'] . "</li>\n";
}
if ($last_series) {
echo "</li>\n";
}
echo "</ul>\n";
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