使用php和mysqli在显示特定表行中的数据时遇到问题_Php_For Loop_Html Table

使用php和mysqli在显示特定表行中的数据时遇到问题

php for-loop

使用php和mysqli在显示特定表行中的数据时遇到问题,php,for-loop,html-table,Php,For Loop,Html Table,Hellow我在特定表列中显示预订房间日期时遇到问题。所以预期的结果在第一张图片上，但我在第二张图片上得到了结果。我附上下面的代码以寻求帮助。我已经用php、html和bootstrap编写了我的代码。我想要的结果是，当页面加载时，它会在与日期匹配的列上显示给定房间的保留日期，如果房间未保留，则该列将保持空白  <!DOCTYPE html> <html lang="en"> <head&g

Hellow我在特定表列中显示预订房间日期时遇到问题。所以预期的结果在第一张图片上，但我在第二张图片上得到了结果。我附上下面的代码以寻求帮助。我已经用php、html和bootstrap编写了我的代码。我想要的结果是，当页面加载时，它会在与日期匹配的列上显示给定房间的保留日期，如果房间未保留，则该列将保持空白

<!-- language: lang-php -->
<!DOCTYPE html>
<html lang="en">

<head>
    <title>Bootstrap Example</title>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.0/css/bootstrap.min.css">
    <link rel="stylesheet" href="//code.jquery.com/ui/1.12.1/themes/base/jquery-ui.css">
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
    <script src="https://code.jquery.com/ui/1.12.1/jquery-ui.js"></script>
    <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.0/js/bootstrap.min.js"></script>
</head>

<body>
<?php
$con = mysqli_connect('localhost','root','','reservations');
$startingDay = date('Y-m-d', strtotime("first sunday of this month -6 days"));
$numberOfDays = 35;
$dates = array();
$weekCounter = 1;
$meetingRow  = '';
$meetingRow   .= '<div class="container">';
$meetingRow   .= '<table class="table" border="1" cellpadding="2" cellspacing="2">';
$meetingRow   .= '<tbody>';




for ($i = 0; $i <= $numberOfDays - 1; $i++) {

    $date    = date('m/j/Y', strtotime("$startingDay +$i days"));
    $dates[] = $date;

if (date('l', strtotime($date)) == "Monday") {

    $meetingRow   .= '<tr><td colspan="8"></td></tr>';
    $meetingRow   .= '<tr>';
    $meetingRow   .= '<th>Week ' .  $weekCounter++ . '</th>';
}

$meetingRow    .= '<th>';
$meetingRow    .= '<p>' . $date. '</p>';
$meetingRow    .= '<p>' . date('l', strtotime($date)). '</p>';
$meetingRow    .= '</th>';

if (date('l', strtotime($date)) == "Sunday") {

    $meeting_room_sql = "SELECT id , meeting_room_name  FROM meeting_room";
    $meeting_room_result = mysqli_query($con, $meeting_room_sql);
    // you are to use $meeting_room_result not $meeting_room_sql error occurs in fetching from meeting_room
    while ($meeting_room_row = mysqli_fetch_assoc($meeting_room_result)) {

        $meeting_room_id    = $meeting_room_row['id'];
        $meeting_room_name  = $meeting_room_row['meeting_room_name'];

        $meetingRow   .= '<tr> 
                             <td> 
                                <div>' . htmlentities($meeting_room_name, ENT_QUOTES, "UTF-8") . '</div>
                                <button type="button" class="btn btn-info btn-lg" data-toggle="modal" data-target="#meetingModal">Reserve</button>
                             </td>';

        $reserved_sql = "SELECT meeting_room_id, reserved_date FROM meeting WHERE meeting_room_id = {$meeting_room_row["id"]}";
        $reserved_result = mysqli_query($con, $reserved_sql);
        $total_number_of_rows = 7;//As we have 7 days in a week so we have 7 days column

        $RowCounter = 0;
        while ($reserved_row = mysqli_fetch_assoc($reserved_result)) {
            $RowCounter++;
            $reserved_room_id = $reserved_row['meeting_room_id'];
            $reserved_date    = $reserved_row['reserved_date'];

            if ($reserved_room_id == $meeting_room_id) {
                $meetingRow   .= '<td>' . htmlentities('Meeting Reserved ' . date('m/j/Y', strtotime($reserved_date)), ENT_QUOTES, "UTF-8"). '</td>';
            } else {
                $meetingRow   .= '<td><br /></td>';
            }
        }
        while ($RowCounter < $total_number_of_rows){
                $meetingRow   .= '<td><br /></td>';
                $RowCounter++;
        }

        $meetingRow   .= '<tr>';

    }
    $meetingRow   .= '</tr>';
}



}
$meetingRow   .= '</tbody>';
$meetingRow   .= '</table>';
$meetingRow   .= '</div>';
echo $meetingRow;
?>
</body>
</html>


引导示例