有没有办法使用按钮
问题描述:
获得mysql_fetch_array的每一行的变量的值我最近一直在寻找很多,但不能想出解决这个循环的问题的解决方案...
我目前在一个页面上工作,显示来自数据库的交易,并让您使用按钮付款。
我做了一个表,并使用while($ row = mysql_fetch_array($ query))在每一行的最后一列放置一个按钮。
我使用isset,每次按钮被点击时,一些会话将存储对应的行的值...但问题是无论按钮,我点击,无论它在第一,第二或第三行的价值,我来自最后一行。
有没有办法获得每行变量的值?这里是代码:为my_reqsubmit.php有没有办法使用按钮
$qry1=mysql_query("SELECT * FROM request WHERE client_id ='".$_SESSION['client_id']."'");
$check = mysql_num_rows($qry1);
if ($check == 0) { echo "There are no recent transactions to display."; }
else{
$table = "<table align= 'center' border='1' bordercolor='#ccc' cellpadding='20'>";
$table .= "<tr><th>REQUEST #</th><th>DATE</th><th>TIME</th><th>EVENT</th><th>PRICE</th><th>STATUS</th><th></th></tr>";
while($row = mysql_fetch_array($query)){
print_r($row);
$rid = $row['request_id'];
$reid = $row['event_id'];
$raid = $row['addons_id'];
$reprice = $row['request_price'];
$redate = $row['event_date'];
$retime = $row['event_time'];
$restatus = $row['event_status'];
if($reid==1 || $reid==2 || $reid==3){
$debut="Standard Debut";
}
else { $debut="Kids Party";
}
$table .= "<tr><td align = center># ".$rid."</td><td>".$redate."</td><td>".$retime."</td><td align= center>".$debut."</td><td align=center>P".$reprice.".00</td><td align=center>".$restatus."</td>";
if($restatus=='PENDING')
{
$table .= "<td align=center>";
$table .= "<form method='post'>";
$table .= "<input type='submit' name='btnSubmit' id='btnSubmit' value='Pay' tabindex='0' />
</form>
</td>";
include "../pages/my_reqsubmit.php";
}
else
{
$table .= "<td align=center>--</td>";
}
$table .= "</tr>";
}
$table .= "</table>";
echo $table;
代码:
if(isset($_POST["btnSubmit"]))
{
include("../pages/config.php");
$URL= "../request/view.php";
$_SESSION['RequestUser']="asd";
$_SESSION['dtRequest'] = $redate;
$_SESSION['tmRequest'] = $retime;
$_SESSION['etype'] = $debut;
$_SESSION['addons_id'] = $raid;
if($reid==1){
$_SESSION['epack']= "Package A";
}
else if($reid==2){
$_SESSION['epack']= "Package B";
}
else if($reid==3){
$_SESSION['epack']= "Package C";
}
else if($reid==4){
$_SESSION['epack']= "Package A";
}
else if($reid==5){
$_SESSION['epack']= "Package B";
}
else if($reid==6){
$_SESSION['epack']= "Package C";
}
$qrry2 = mysql_query("SELECT * FROM addons WHERE addons_id =$raid");
while($row = mysql_fetch_array($qrry2)){
$_SESSION['pservice'] = $row['addons_ps'];
$_SESSION['pbooth'] = $row['addons_pb'];
$_SESSION['mbar'] = $row['addons_mb'];
$_SESSION['phprice'] = 3500;
$_SESSION['pbprice'] = 5000;
$_SESSION['mbprice'] = 11000;
}
$qrry3 = mysql_query("SELECT * FROM event WHERE event_id =$reid");
while($row = mysql_fetch_array($qrry3)){
$_SESSION['eprice'] = $row['event_price'];
}
$_SESSION['price'] = $reprice;
header ("Location: $URL");
}
?>
请帮我... ID真的很感激!
答
您需要在您的按钮中包含SOMETHING以将该行的按钮与匹配的数据库记录链接起来。我将使用<a>
标签来代替,但完全相同的概念用于按钮:
<a href="viewrecord.php?id=1">Click here for record #1</a>
^---the ID of the record that this button/link would use
<a href="viewrecord.php?id=2">Click here for record #2</a>
<a href="viewrecord.php?id=3">Click here for record #3</a>
请,或不使用'mysql_ *'功能(http://stackoverflow.com/questions/12859942/为什么 - 不应该,我使用MySQL的函数功能于PHP)。 *他们不再维护,并[已正式弃用](https://wiki.php.net/rfc/mysql_deprecation)*。看到[红色框](http://uk.php.net/manual/en/function.mysql-connect.php)?学习[准备的语句](http://en.wikipedia.org/wiki/Prepared_statement),并使用[PDO](http://us1.php.net/pdo)或[MySQLi](http:// us1.php.net/mysqli)。 [这篇文章](http://php.net/manual/en/mysqlinfo.api.choosing.php)将帮助你决定哪些。 – 2014-10-06 13:40:33
我们的按钮似乎没有发布任何对它所在的行的引用。您的后端应该如何知道要更改哪个事务? – ToBe 2014-10-06 13:42:14
@你是对的!原谅我,我完全是一个初学者,编程可以推荐任何我可以使用的方法吗? – rbyrby 2014-10-06 13:50:03