[英]How to pass selected value in dropdown list without submit data using php?
I'm using codeigniter
.I have controller call feature.php
and view call feature.php
in view php i have drop-down list. 我正在使用codeigniter
。我有控制器调用feature.php
和视图调用feature.php
在视图php中我有一个下拉列表。 I need to save my packages id in session when the user selected the drop-down.how can i do this without refreshing and submit data in my from ? 当用户选择下拉菜单时,我需要在会话中保存我的软件包ID。如何做到这一点而无需刷新并在from中提交数据?
this is my HTML code in view php page 这是我在查看php页面中的HTML代码
<div class="form-group">
<label for="lastname" class="control-label">Your Packages</label>
<?php if(isset($tourbuddy_packages)){?>
<select id="itemType_id" class="form-control input-sm" name="tripbuddy_PackageTitle" onChange="disp_text()">
<?php foreach ($tourbuddy_packages as $packages) {?>
<option value="<?php echo $packages['PackageID'] ?>">
<?php echo $packages[ 'PackageTitle']?>
</option>
<?php } ?>
</select>
<input type="hidden" name="PackageID" id="country_hidden">
<?php } else { ?>
<select class="form-control input-sm" name="tripbuddy_PackageTitle">
<option>Add Packages</option>
</select>
<?php } ?>
</div>
need quick help thanx 需要快速帮助
You can create a php file called save_package_to_session.php
; 您可以创建一个名为save_package_to_session.php
的php文件;
<?php
if (!isset($_SESSION)) {
session_start();
}
$package_id = $_POST["id"];
$_SESSION["pkg_id"] = $package_id;
echo $_SESSION["pkg_id"];
?>
and js, 和js,
$("#itemType_id").change(function() {
$.ajax({
url : "save_package_to_session.php",
method: "POST",
data: "id=" + $(this).val(),
success: function(response) {
// handle
}
})
});
I don't have more idea about php code but you make ajax request 我对php代码没有更多了解,但是您提出了ajax请求
$("#itemType_id").change(function() {
$.ajax({
url : controller_action_url,
method: "POST" /* use get or post*/,
data: "package_id=" + $(this).val(),
success: function(response) {
}
})
});
simply, now you can get package_id
params on controller and you can store in session. 简单来说,现在您可以在控制器上获取package_id
参数,并且可以将其存储在会话中。
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