循环输入表单问题
当我循环浏览表单输入文本字段时遇到问题。我试图循环遍历多个标有“数字”的文本字段,它只提交最后一个数字字段,而不是所有“数字”字段。谁能看到我在这里做错了什么吗?
for ($i = 0; $i < count($_POST['number']); $i++) {
$sql='INSERT INTO orders (custNum,contractNum,equipId,prodNum)
VALUES ('
. "'" . mysql_real_escape_string($_SESSION['custNum']) . "', "
. "'" . mysql_real_escape_string($_POST['contractNum']) . "', "
. "'" . mysql_real_escape_string($_POST['equipId']) . "', "
. "'" . mysql_real_escape_string($_POST['number'][$i]) . "'"
. ')';
}
<?php
$i=0;
while ($i < $num) {
$p1=mysql_result($paper_result,$i,"tp");
$p2=mysql_result($paper_result,$i,"prodNum");
$p3=mysql_result($paper_result,$i,"paperDesc");
?>
<tr>
<td><select name="quant[]">
<option value="0">None</option>
<option value="2">2</option>
<option value="2">4</option>
<option value="2">6</option>
<option value="2">8</option>
<option value="2">10</option>
<option value="2">12</option>
<option value="2">14</option>
<option value="2">16</option>
<option value="2">18</option>
<option value="2">20</option>
</select></td>
<td><?php echo $p1; ?></td>
<td><input type="text" name="number[]" value="<?php echo addslashes($p2); ?>"> </td>
<td><?php echo $p3; ?></td>
</tr>
<?php
$i++;
}
?>
I'm having an issue when I loop through form input text fields. I am trying to loop through multiple text fields labeled 'number' and it's only submitting the very last number field instead of all 'number' fields. Can anyone see what I'm doing wrong here??
for ($i = 0; $i < count($_POST['number']); $i++) {
$sql='INSERT INTO orders (custNum,contractNum,equipId,prodNum)
VALUES ('
. "'" . mysql_real_escape_string($_SESSION['custNum']) . "', "
. "'" . mysql_real_escape_string($_POST['contractNum']) . "', "
. "'" . mysql_real_escape_string($_POST['equipId']) . "', "
. "'" . mysql_real_escape_string($_POST['number'][$i]) . "'"
. ')';
}
<?php
$i=0;
while ($i < $num) {
$p1=mysql_result($paper_result,$i,"tp");
$p2=mysql_result($paper_result,$i,"prodNum");
$p3=mysql_result($paper_result,$i,"paperDesc");
?>
<tr>
<td><select name="quant[]">
<option value="0">None</option>
<option value="2">2</option>
<option value="2">4</option>
<option value="2">6</option>
<option value="2">8</option>
<option value="2">10</option>
<option value="2">12</option>
<option value="2">14</option>
<option value="2">16</option>
<option value="2">18</option>
<option value="2">20</option>
</select></td>
<td><?php echo $p1; ?></td>
<td><input type="text" name="number[]" value="<?php echo addslashes($p2); ?>"> </td>
<td><?php echo $p3; ?></td>
</tr>
<?php
$i++;
}
?>
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您永远不会调用 mysql_query() 来实际执行插入。您需要在 for 循环的末尾(循环内部)调用它。
You never call mysql_query() to actually perform the insert. You need to call this at the end of the for loop (inside the loop).