[英]MySQLi / PHP tables filter results query
一旦輸入要搜索的值,我希望過濾結果,以便表標題鏈接僅返回搜索結果。 當前,它返回整個表。 我該怎么做? 通過更改表格的形式來獲得? 有任何想法嗎?
編輯****我還沒有很好地解釋自己。 通常,該表將顯示20多個記錄,可通過單擊表標題對其進行排序。 搜索完成后,我希望表標題僅對搜索結果進行排序。 IE瀏覽器如果我搜索“ Tom”,它返回了3個結果,我希望標題中的鏈接僅對這3個返回的結果進行排序****
謝謝。
<?php
include 'dbconnect.php';
if(isset($_POST['search'])) {
$valueToSearch = mysqli_real_escape_string($db, $_POST['valueToSearch']);
// search in all table columns
// using concat mysql function
$sql = "SELECT * FROM contacts
WHERE CONCAT(FirstName, Surname, Email, HomePhone, MobPhone)
LIKE '%".$valueToSearch."%'";
$query = mysqli_query($db,$sql);
} else {
$orderBy = "FirstName";
$order = "asc";
if(!empty($_GET["orderby"])) {
$orderBy = $_GET["orderby"];
}
if(!empty($_GET["order"])) {
$order = $_GET["order"];
}
$firstOrder = "asc";
$SurOrder = "asc";
$emailOrder = "desc";
if($orderBy == "FirstName" and $order == "asc") {
$firstOrder = "desc";
}
if($orderBy == "Surname" and $order == "asc") {
$surOrder = "desc";
}
if($orderBy == "Email" and $order == "desc") {
$emailOrder = "asc";
}
// Build an SQL Query
$sql = "SELECT * from contacts ORDER BY " . $orderBy . " " . $order;
// Run the Query
$query = mysqli_query($db,$sql);
}
?>
<form action="front-contact.php" method="post">
<input type="text" name="valueToSearch" placeholder="Value To Search"><br><br>
<input type="submit" name="search" value="Filter"><br><br>
<form action='' method=post>
<table border='1'>
<tr>
<th><a href="?orderby=FirstName&order=<?php echo $firstOrder; ?>">First Name</a></th>
<th><a href="?orderby=Surname&order=<?php echo $surOrder; ?>">Surname</th>
<th><a href="?orderby=Email&order=<?php echo $emailOrder; ?>">Email Address</th>
<th>Home Number</th>
<th>Mobile Number</th>
</tr>
<?php
// Loop through each returned record and store the data in $row.. //
while ($row = mysqli_fetch_assoc($query)) {
// Output the column-name of $row using the array-notation //
echo "<form action='' method=post>";
echo "<tr>";
echo "<td>".$row['FirstName']."</td>";
echo "<td>".$row['Surname']."</td>";
echo "<td>".$row['Email']."</td>";
echo "<td>".$row['HomePhone']."</td>";
echo "<td>".$row['MobPhone']."</td>";
echo " </form>";
echo "</tr>";
}
echo "</table>";
?>
這更有意義。 謝謝您的澄清。 我想知道是否在排序時是否將搜索查詢填充到valueToSearch
輸入中,是否可以保留搜索結果。 像這樣:
<input type="text" name="valueToSearch" placeholder="Value To Search" value="<?php echo isset($valueToSearch) ? $valueToSearch : '' ?>">
進行初始搜索時,輸入可能會被清除,因此當您對表進行排序時,它會重新查詢數據庫,但是由於輸入為空,因此它將再次拉出所有數據庫記錄。 那是我的想法。 讓我知道它是否無效。
如何在這里搜索過濾器表
<?php $servername="localhost"; $username="root"; $password=""; $dbName="multi_login"; $con=new mysqli($servername,$username,$password,$dbName); if($con->connect_error){ die("Connection failed:" . $con->connect_error ); } while($row=$result->fetch_object()){ $total=$row->salary*$row->tax; echo'<tr> <td>'.$row->id.'</td> <td>'.$row->name.'</td> <td>'.$row->sex.'</td> <td>'.$row->date.'</td> <td>'.$row->salary.'</td> <td>'.$row->tax.'</td> <td>'.$total.'</td> <td>
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