嗨,我有下面的代码,由 4 页(3 x php,1 x js)组成。基本原理很简单:
test17a.php:从n 个单选按钮中进行选择 - 触发 onChange 事件以加载 test17b.php 的内容。这包括从所选单选按钮的 ID 派生的 MySQL 查询。
test17b.php:显示一项,单击时会加载 test17c.php 这包括从 test17a.php 和 test17b.php 的结果派生的 MySQL 查询
test17c.php:显示n 个项目,每个项目都是可点击的,当点击这些项目时,将运行从 test17a.php、test17b.php 和 test17c.php 的结果派生的 MySQL 查询
test17d.php 显示上述查询的结果。
问题是 test17c.php 中的值被返回为undefined。我假设这与值之前加载的javascript有关。但我不知道如何更改它以便正确传递值。
如果有人能指出我正确的方向,那将不胜感激。
##test17.js##
//fired from onchange event on test17a.php
function findB(GroupVal)
{
$("#B").load("test17b.php?GroupVal="+GroupVal).css('display','block');
}
//fired from onClick event on test17b.php
function findC(GroupVal,MasterID)
{
$(".C").load("test17c.php?GroupVal="+GroupVal+"&MasterID="+MasterID).css('display','block');
}
//fired when clicking on one of the items on test17c.php (used to show which item was clicked on
$(document).on('click', 'p.C2', function(evt)
{
var $p = $(evt.currentTarget),
GroupVal = $p.data('GroupVal'),
MasterID = $p.data('MasterID'),
SlaveID = $p.data('SlaveID'),
$div = $p.next();
console.log('3GroupVal='+GroupVal+' | 3MasterID='+MasterID+' | 3SlaveID='+SlaveID);
findE(GroupVal, MasterID, SlaveID, $div);
}
);
function findE(GroupVal, MasterID, SlaveID, $div)
{
$div.load("test17d.php?GroupVal="+GroupVal+"&MasterID="+MasterID+"&SlaveID="+SlaveID).css('display','block');
console.log('4GroupVal='+GroupVal+' | 4MasterID='+MasterID+' | 4SlaveID='+SlaveID);
}
_
##test17a.php##
<head>
<script language="JavaScript" src="../Generic/JAVASCRIPT/jquery-min.js" type="text/javascript"></script>
<script language="JavaScript" src="test17.js" type="text/javascript"></script>
</head>
<Body>
<label for="GROUP1">GROUP1</label>
<INPUT class="groupSelectButtons" TYPE="radio" NAME="GroupSelect" VALUE="1" id="GROUP1" onChange="findB(this.value)"/>
<label for="GROUP2">GROUP1</label>
<INPUT class="groupSelectButtons" TYPE="radio" NAME="GroupSelect" VALUE="2" id="GROUP2" onChange="findB(this.value)"/>
<div id="B">
</div>
</Body>
##test.17b.php##
<?php
$GroupVal = $_GET['GroupVal'];
$MasterID = $GroupVal*2;
print "<p id=\"B2\" onClick=\"findC('$GroupVal','$MasterID')\"> GroupVal = $GroupVal | MasterID = $MasterID</p>";
print "<div class=\"C\"></div></br>";
?>
##test.17c.php##
<?php
$GroupVal = $_GET['GroupVal'];
$MasterID = $_GET['MasterID'];
$SlaveID = $GroupVal*$MasterID;
print "<p class=\"C2\" data-GroupVal=\"$GroupVal\" data-MasterID=\"$MasterID\" data-SlaveID=\"$SlaveID\"> GroupVal = $GroupVal | MasterID = $MasterID | SlaveID = $SlaveID </p>";
print "<div class=\"D\"></div>";
$SlaveID++;
print "<p class=\"C2\" data-GroupVal=\"$GroupVal\" data-MasterID=\"$MasterID\" data-SlaveID=\"$SlaveID\"> GroupVal = $GroupVal | MasterID = $MasterID | SlaveID = $SlaveID </p>";
print "<div class=\"D\"></div>";
$SlaveID++;
print "<p class=\"C2\" data-GroupVal=\"$GroupVal\" data-MasterID=\"$MasterID\" data-SlaveID=\"$SlaveID\"> GroupVal = $GroupVal | MasterID = $MasterID | SlaveID = $SlaveID </p>";
print "<div class=\"D\"></div>";
?>
##test17d.php##
<?php
$GroupVal = $_GET['GroupVal'];
$MasterID = $_GET['MasterID'];
$SlaveID = $_GET['SlaveID'];
$SubSlaveID = $SlaveID+10;
print "<p class=\"D2\"> GroupVal = $GroupVal | MasterID = $MasterID | SlaveID = $SlaveID | SubSlaveID = $SubSlaveID</p>";
print "<div class=\"E\"></div>";
?>