我试图让我的页面过滤数据库并在表格中显示结果。目前 competitorFilter2.php 中有一个表单， competitorFilterResults2.php 应该显示已过滤的竞争对手，但它只显示一个空白表。我并不真正关心代码的正确性，或者在此阶段对SQL注入是开放的。我只需要它先工作。代码如下。提前谢谢。
competitorFilter2.php
<div>
<h4>Filter Competitors:</h4>
<div class="form-group">
<label class="col-md-2" for="" required>Gender:</label>
<div class="col-md-10">
<label><input type="radio" class="form-control" name="male" value="male">Male</label><br>
<label><input type="radio" class="form-control" name="female" value="female">Female</label>
</div>
</div>
<div class="form-group">
<label class="col-md-2" required>Age:</label>
<div class="col-md-10">
<label><input type="checkbox" class="form-control" name="age4" value="4">4</label><br>
<label><input type="checkbox" class="form-control" name="age5" value="5">5</label><br>
<label><input type="checkbox" class="form-control" name="age6" value="6">6</label><br>
<label><input type="checkbox" class="form-control" name="age7" value="7">7</label><br>
<label><input type="checkbox" class="form-control" name="age8" value="8">8</label><br>
<label><input type="checkbox" class="form-control" name="age9" value="9">9</label><br>
<label><input type="checkbox" class="form-control" name="age10" value="10">10</label><br>
<label><input type="checkbox" class="form-control" name="age11" value="11">11</label><br>
<label><input type="checkbox" class="form-control" name="age12" value="12">12</label><br>
<label><input type="checkbox" class="form-control" name="age13" value="13">13</label><br>
<label><input type="checkbox" class="form-control" name="age14" value="14">14</label><br>
<label><input type="checkbox" class="form-control" name="age15" value="15">15</label><br>
<label><input type="checkbox" class="form-control" name="age16" value="16">16</label><br>
<label><input type="checkbox" class="form-control" name="age17" value="17">17</label><br>
</div>
</div>
<div class="form-group">
<label class="col-md-2" required>Grade/Belt:</label>
<div class="col-md-10">
<label><input type="checkbox" class="form-control" name="beltB" value="Beginner">Beginner</label><br>
<label><input type="checkbox" class="form-control" name="belt9" value="9th Kyu White Belt">9th Kyu White Belt</label><br>
<label><input type="checkbox" class="form-control" name="belt8" value="8th Kyu Yellow Belt">8th Kyu Yellow Belt</label><br>
<label><input type="checkbox" class="form-control" name="belt7" value="7th Kyu Orange Belt">7th Kyu Orange Belt</label><br>
<label><input type="checkbox" class="form-control" name="belt6" value="6th Kyu Green Belt">6th Kyu Green Belt</label><br>
<label><input type="checkbox" class="form-control" name="belt5" value="5th Kyu Blue Belt">5th Kyu Blue Belt</label><br>
<label><input type="checkbox" class="form-control" name="belt4" value="4th Kyu Purple Belt">4th Kyu Purple Belt</label><br>
<label><input type="checkbox" class="form-control" name="belt3" value="3rd Kyu Brown Belt">3rd Kyu Brown Belt</label><br>
<label><input type="checkbox" class="form-control" name="belt2" value="2nd Kyu Brown Belt">2nd Kyu Brown Belt</label><br>
<label><input type="checkbox" class="form-control" name="belt1" value="1st Kyu Brown Belt">1st Kyu Brown Belt</label><br>
<label><input type="checkbox" class="form-control" name="belt1BB" value="1st Dan Black Belt">1st Dan Black Belt</label><br>
<label><input type="checkbox" class="form-control" name="belt2BB" value="2nd Dan Black Belt">2nd Dan Black Belt</label><br>
</div>
</div>
<div class="form-group">
<label class="col-md-2" for="" require>Event:</label>
<div class="col-md-10">
<label><input type="radio" class="form-control" name="beginnerroutine" value="beginnerroutine">Beginner Routine</label><br>
<label><input type="radio" class="form-control" name="kata" value="kata">Kata</label><br>
<label><input type="radio" class="form-control" name="kumite" value="kumite">Kumite</label><br>
<label><input type="radio" class="form-control" name="openkumite" value="openkumite">Open Kumite</label>
</div>
</div>
<input type="submit" name="Submit" value="Submit">
</form>
competitorFilterResults2.php
<table id="myTable">
<tr class="header">
<th style="width:25%;">Last Name/First Name</td>
<th style="width:25%;">Age</td>
<th style="width:25%;">Grade</td>
<th style="width:25%;">Club</td>
</tr>
<?php
$mysqli = new mysqli("localhost", "afmaclub_admin", "EliteYouth2018", "afmaclub_Competitors");
if ($mysqli->connect_errno) {
printf("Connect failed: %s\n", $mysqli->connect_error);
exit();
}
/*Create table doesn't return a resultset*/
if ($mysqli->query("CREATE TEMPORARY TABLE afmaclub_Competitors LIKE AFMAClubCompetition") === TRUE) {
printf("Table Competitors successfully created.\n");
}
$male = $_POST['male'];
$female = $_POST['female'];
$beginnerroutine = $_POST['beginnerroutine'];
$kata = $_POST['kata'];
$kumite = $_POST['kumite'];
$openkumite = $_POST['openkumite'];
$age4 = $_POST['age4'];
$age5 = $_POST['age5'];
$age6 = $_POST['age6'];
$age7 = $_POST['age7'];
$age8 = $_POST['age8'];
$age9 = $_POST['age9'];
$age10 = $_POST['age10'];
$age11 = $_POST['age11'];
$age12 = $_POST['age12'];
$age13 = $_POST['age13'];
$age14 = $_POST['age14'];
$age15 = $_POST['age15'];
$age16 = $_POST['age16'];
$age17 = $_POST['age17'];
$beltB = $_POST['beltB'];
$belt9 = $_POST['belt9'];
$belt8 = $_POST['belt8'];
$belt7 = $_POST['belt7'];
$belt6 = $_POST['belt6'];
$belt5 = $_POST['belt5'];
$belt4 = $_POST['belt4'];
$belt3 = $_POST['belt3'];
$belt2 = $_POST['belt2'];
$belt1 = $_POST['belt1'];
$belt1BB = $_POST['belt1BB'];
$belt2BB = $_POST['belt2BB'];
$sql = "
SELECT firstname
, lastname
, age
, belt
, club
FROM AFMAClubCompetition
WHERE (male = '".$male."' OR female = '".$female."')
AND (beginnerroutine = '".$beginnerroutine."' OR kata = '".$kata."' OR kumite = '".$kumite."' OR openkumite = '".$openkumite."')
AND (age = $age4, $age5, $age6, $age6, $age7, $age8, $age9, $age10, $age11, $age12, $age13, $age14, $age15, $age16, $age17)
AND (belt = $beltB, $belt9, $belt8, $belt7, $belt6, $belt5, $belt4, $belt3, $belt2, $belt1, $belt1BB, $belt2BB)
";
return $sql;
$results = $mysqli->query($sql);
while($row = mysqli_fetch_array($results)) {
?>
<tr>
<td><?php echo $row['lastname']?> <?php echo $row['firstname']?></td>
<td><?php echo $row['age']?></td>
<td><?php echo $row['belt']?></td>
<td><?php echo $row['club']?></td>
</tr>
<?php
}
mysqli_close($results);
?>
</table>
答案 0 :(得分：0)
$results = $mysqli->query($sql);
echo("<table>");
while($row = mysqli_fetch_array($results)) {
echo "
<tr>
<td>".echo $row['lastname']." ".echo $row['firstname']."</td>
<td>".echo $row['age']."</td>
<td>".echo $row['belt']."</td>
<td>".echo $row['club']."</td>
</tr>";
}
echo("</table>");
您可以通过使用此方法表行自动生成
来使用此方法