我有以下PHP / MySql:
$sql = "SELECT * from tblDigest";
$result = $conn->query($sql);
if ($result->num_rows > 0) {
echo "<table><tr>
<th>Diagram</th>
<th>Headcode</th>
<th>Date</th>
<th>Dep Time</th>
<th>Origin</th>
<th>Destination</th>
<th>Arr Time</th>
<th>Booked Traction</th>
<th>Actual Traction</th>
<th>Type</th>
</tr>";
// output data of each row
while($row = $result->fetch_assoc()) {
echo "<tr>";
echo "<td>" . $row["diagram"] . "</td>";
echo "<td>" . $row["headcode"] . "</td>";
echo "<td>" . $row["depDate"] . "</td>";
echo "<td>" . $row["depTime"] . "</td>";
echo "<td>" . $row["origin"] . "</td>";
echo "<td>" . $row["destination"] . "</td>";
echo "<td>" . $row["arrTime"] . "</td>";
echo "<td>" . $row["bookedTraction"] . "</td>";
echo "<td>" . $row["actualTraction"] . "</td>";
echo "<td>" . $row["type"] . "</td>";
echo "</tr>";
}
echo "</table>";
}
我想按“图”对结果进行分组,以便将它们显示为手风琴。有没有简单的方法可以做到这一点?
如果失败,我如何获取表第一行的值(因此我可以拥有一个$diagNo
变量,并将其与$row["diagram"]
进行比较,以了解它何时已更改。
答案 0 :(得分:0)
将结果按diagram
排序,并观察其值更改的时间:
$sql = "SELECT * from tblDigest ORDER BY diagram";
$result = $conn->query($sql);
if ($result->num_rows > 0) {
echo "<table><tr>
<th>Diagram</th>
<th>Headcode</th>
<th>Date</th>
<th>Dep Time</th>
<th>Origin</th>
<th>Destination</th>
<th>Arr Time</th>
<th>Booked Traction</th>
<th>Actual Traction</th>
<th>Type</th>
</tr>";
// output data of each row
$oldDiagram = '';
while($row = $result->fetch_assoc()) {
if($oldDiagram == '')
{
// this is the first diagram - create the first accordeon
$oldDiagram = $row['diagram'];
}
elseif($oldDiagram != $row['diagram'])
{
// a new group starts right now - create new accordeon
$oldDiagram = $row['diagram'];
}
echo "<tr>";
echo "<td>" . $row["diagram"] . "</td>";
echo "<td>" . $row["headcode"] . "</td>";
echo "<td>" . $row["depDate"] . "</td>";
echo "<td>" . $row["depTime"] . "</td>";
echo "<td>" . $row["origin"] . "</td>";
echo "<td>" . $row["destination"] . "</td>";
echo "<td>" . $row["arrTime"] . "</td>";
echo "<td>" . $row["bookedTraction"] . "</td>";
echo "<td>" . $row["actualTraction"] . "</td>";
echo "<td>" . $row["type"] . "</td>";
echo "</tr>";
}
echo "</table>";
}