專案開發_討論區之2_index.php

<?php
include_once('./conn.inc.php'); //引入資料庫連線檔案
?>
<html>
<head>
<title>討論區</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
</head>
<body>
<?php
$sql = "SELECT * FROM `articledata_tab`";
$result = mysqli_query($conn, $sql); //執行SQL語法
?>
<div style="text-align:center;">
<table border="2" style="width:80%;">
<tr>
<th>編號</th>
<th>標題</th>
<th>點閱數</th>
<th>回應數</th>
<th>發文人</th>
<th>發文IP</th>
<th>發文日期時間</th>
</tr>
<?php
$no=1; //編號
while($arr_data = mysqli_fetch_assoc($result)){
//1. 查詢回應數
$sql = "SELECT COUNT(`rd_id`) AS `num` FROM `replydata_tab`
WHERE `rd_ad_id` = '{$arr_data['ad_id']}'";
$result_reply = mysqli_query($conn, $sql); //執行SQL語法
$num_reply = mysqli_fetch_assoc($result_reply); //解析 result檔取得回應數
//2. 查詢發言人
$sql = "SELECT `ud_name` FROM `userdata_tab`
WHERE `ud_id` = '{$arr_data['ad_ud_id']}'";
//echo $sql;
$result_userdata = mysqli_query($conn, $sql); //執行SQL語法
$userdata = mysqli_fetch_assoc($result_userdata); //解析 result檔取得回應數
echo '
<tr>
<td>'.($no++).'</td>
<td><a href="./reply.php?id='.$arr_data['ad_id'].'">'.$arr_data['ad_title'].'</a></td>
<td>'.$arr_data['ad_view'].'</td>
<td>'.$num_reply['num'].'</td>
<td>'.$userdata['ud_name'].'</td>
<th>'.$arr_data['ad_ip'].'</td>
<td>'.$arr_data['ad_datetime'].'</td>
</tr>
';
}
?>
</table>
</div>
</body>
</html>

複製代碼

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