[英]how to change select values when select an option from other drop down box in codeigniter
我有兩個下拉框,其值從實用程序libray獲取
public $email_hooks = array(
"create_user" => array(
"name" => "New user creation",
"keys" => array(
"site_url" => "Site URL",
"current_date" => "Current Date",
"user_name" => "User name",
"name" => "Name of the user",
"password" => "Password of user",
"user_email" => "Email address of new user"
),
"content_type" => array("html","text"),
"to" => array("User", "Site Admin"),
"cc" => array("Site Admin"),
"bcc" => array("Site Admin")
),
"register_user" => array(
"name" => "New user registration",
"keys" => array(
"site_url" => "Site URL",
"current_date" => "Current Date",
"user_name" => "User name",
"name" => "Name of the user",
"activation_url" => "Url for activation registered account",
"user_email" => "Email address of the user"
),
"content_type" => array("html","text"),
"to" => array("User", "Site Admin","new user"),
"cc" => array("Site Admin"),
"bcc" => array("Site Admin")
));
以下是查看代碼
<div class="form-group col-lg-12">
<label class="control-label col-lg-2">Name</label>
<div class="col-lg-4">
<select id ="choose" class="form-control" name="name">
<option value="">Select One</option>
<?php
foreach($email_hooks as $key=>$val)
{
echo '<option value="'.$key.'">'.$val['name'].'</option>';
}
?>
</select>
</div>
<div class="col-lg-6" id="email_tmpl"></div>
</div>
<div class="form-group col-lg-12">
<label class="control-label col-lg-2">Notification to</label>
<div class="col-lg-10">
<select id ="notification" class="form-control" name="notification">
<option value="">Select One</option>
</select>
</div>
</div>
當選擇第一個下拉框值時,我想更改第二個下拉框值,即“ to” => array(“ User”,“ Site Admin”,“ new user”)。這些數組值根據第一個選擇框而變化。
編寫一個javascript / jquery函數,並通過Java腳本或jquery從第一個下拉列表中獲取值。 然后使用onchange調用該函數,然后將數組相應地附加到第二個下拉菜單。 希望這可以...
您的第一個下拉列表:
<select id ="choose" class="form-control" name="name" onchange="your_javascript_function()">
使用javascript函數並使用jquery append函數和其中的每個函數:
function your_javascript_function
{$.each(your_array, function() {
$('#notification').append( $('<option value="' + this.value_from_array + '">' + this.value_from_array + '</option>' ));
});
}
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