Php 隐藏文本框的后置值
我有以下代码:Php 隐藏文本框的后置值,php,jquery,post,checkbox,Php,Jquery,Post,Checkbox,我有以下代码: <?php $result = mysqli_query($con,"SELECT * FROM table"); while($row = mysqli_fetch_array($result)){ echo "<input type=\"checkbox\" id=\"$row[use_id]\" name=\"things[]\" value='$row[col_id]' >$row[col]<br>"; echo "<input
<?php
$result = mysqli_query($con,"SELECT * FROM table");
while($row = mysqli_fetch_array($result)){
echo "<input type=\"checkbox\" id=\"$row[use_id]\" name=\"things[]\" value='$row[col_id]' >$row[col]<br>";
echo "<input placeholder=\"description\" type=\"text\" name=\"ans1\" class='$row[col_id]' id=\"answer1\" style='display:none;'>";
echo "<align='left'><input placeholder=\"source\" type=\"text\" name=\"ans2\" class='$row[use_id]' id=\"answer2\" style='display:none;'>";
}
?>
您必须将ans1
和ans2
作为数组发送到服务器。不是字符串。
将while
循环更改为:
while($row = mysqli_fetch_array($result)) {
echo "<input type='checkbox' id='$row[use_id]' name='things[$row[col_id]]' value='$row[col_id]' >$row[col]<br>";
echo "<input placeholder='description' type='text' name='ans1[$row[col_id]]' class='$row[col_id]' id='answer1' style='display:none;'>";
echo "<align='left'><input placeholder='source' type='text' name='ans2[$row[col_id]]' class='$row[use_id]' id='answer2' style='display:none;'>";
}
在上面的数组中,所有文本框都有值,正如我在那里写的用户禁止的数据
。
这并不重要,因为有效的数据(用户已选中复选框)
是things
数组中的那些,因此在服务器中,必须按该数组循环
$checkbox = $_POST['things'];
if ($checkbox) {
foreach ($checkbox as $id => $value) {
$ans1 = $_POST['ans1'][$id];
$ans2 = $_POST['ans2'][$id];
// to other stuff
}
}
不要使用display:none(这些将不会被发送),而是在这些字段上使用visibility:hidden。这是否在表单中?甚至导致回发的代码/html在哪里?@JayBlanchard-这不是真的:你很容易受到你应该自己反对的代码/html的攻击。谢谢@Quentin-我使用的是旧信息。
while($row = mysqli_fetch_array($result)) {
echo "<input type='checkbox' id='$row[use_id]' name='things[$row[col_id]]' value='$row[col_id]' >$row[col]<br>";
echo "<input placeholder='description' type='text' name='ans1[$row[col_id]]' class='$row[col_id]' id='answer1' style='display:none;'>";
echo "<align='left'><input placeholder='source' type='text' name='ans2[$row[col_id]]' class='$row[use_id]' id='answer2' style='display:none;'>";
}
Array
(
[things] => Array
(
[1] => 1
[4] => 4
)
[ans1] => Array
(
[1] => Description 1
[2] => forbidden data by user
[3] => forbidden data by user
[4] => Description 4
[5] => forbidden data by user
)
[ans2] => Array
(
[1] => Source 1
[2] => forbidden data by user
[3] => forbidden data by user
[4] => Source 4
[5] => forbidden data by user
)
)
$checkbox = $_POST['things'];
if ($checkbox) {
foreach ($checkbox as $id => $value) {
$ans1 = $_POST['ans1'][$id];
$ans2 = $_POST['ans2'][$id];
// to other stuff
}
}