如何在php的引导multi-select中使用ajax获取依赖数据?
如何使用bootsrap multi-select创建多选从属下拉列表 如果选择“州”,请在“城市”框中填充选定的州城市 下面我提到我的ajax代码数据将被获取,但不会填入城市框 ajax代码如何在php的引导multi-select中使用ajax获取依赖数据?,php,jquery,ajax,bootstrap-4,multi-select,Php,Jquery,Ajax,Bootstrap 4,Multi Select,如何使用bootsrap multi-select创建多选从属下拉列表 如果选择“州”,请在“城市”框中填充选定的州城市 下面我提到我的ajax代码数据将被获取,但不会填入城市框 ajax代码 您认为您检查了值stateId。我的示例: <select id="my_multi_select1"> <option value="1">test1</option> <option value="2" selected="selected"&
您认为您检查了值stateId。我的示例:
<select id="my_multi_select1">
<option value="1">test1</option>
<option value="2" selected="selected">test2</option>
<option value="3">test3</option>
</select>
<script>
var e = document.getElementById("my_multi_select1");
var stateId = e.options[e.selectedIndex].value; // GET VALUE DROP DOWN
</script>
完整的CakePHP答案
首先将JS和CSS放在您的cakeproject中
CSS
1.bootstrap-multiselect.css
2.multi-select.css
JS
bootstrap-select.min.js
jquery.multi-select.js
查看文件代码
可变建议:
$state=>从控制器获取所有状态
$selected_state=>添加数据后,它将用于数据库中的选定状态数据
为多选择框添加脚本
用于多选数据的AJAX
所有代码都放在视图文件中,并通过多个状态id获取城市,城市与状态id串联,如2_56表示单个foreach
谢谢请发布一些您尝试过的代码,并提及正在解决的具体问题faced@NitinSinghajax代码加载到我的question@NitinSingh我找到了这个解决方案。。。。Thanks@Chintan你试着用这个关键词
<select id="my_multi_select1">
<option value="1">test1</option>
<option value="2" selected="selected">test2</option>
<option value="3">test3</option>
</select>
<script>
var e = document.getElementById("my_multi_select1");
var stateId = e.options[e.selectedIndex].value; // GET VALUE DROP DOWN
</script>
<?php echo $this->Form->input("state_id", array('type' => 'select', 'options' => array($state), 'default' => $selected_state, 'id'=>'my_multi_select1', 'multiple'=>'multiple', 'class' => 'multi-select', 'label' => FALSE_VALUE,'div' => FALSE_VALUE)); ?>
<?php echo $this->Form->input("city_id", array('type' => 'select', 'options' => '', 'default' => '', 'id'=>'my_multi_select2', 'multiple'=>'multiple', 'class' => 'multi-select', 'label' => FALSE_VALUE,'div' => FALSE_VALUE)); ?>
<script>
$('#my_multi_select1').multiSelect();
$('#my_multi_select2').multiSelect();
</script>
<script type="text/javascript">
$(document).ready(function() {
$("#my_multi_select1").change(function () {
var stateId = $("#my_multi_select1").val();
$.ajax({
type: 'POST',
url: 'http://loalhost/project/admin/City/getMultiCitylist/',
data:{state_id:stateId},
beforeSend: function(){
},
error : function (xhr, textStatus, errorThrown) {
},
complete : function (result){
//$selected_city => from controller after add data(this ajax for oth add and edit opration)
<?php if(isset($selected_city) && !empty($selected_city)) { ?>
$('#my_multi_select2').attr('disabled', false);
$("#my_multi_select2").empty();
var prePopulate = JSON.parse(result.responseText);
$.each(prePopulate, function (i, city) {
var new_id = i.split('_');
$("#my_multi_select2").append('<option value="' + i + '">' +
territory + '</option>');
});
<?php foreach ($selected_city as $key => $value) {
?>
$("#my_multi_select2 option[value='<?php echo $value ?>']").prop('selected', 'selected').trigger('change');
<?php } ?>
$('#my_multi_select2').multiselect('refresh');
<?php } ?>
},
success: function (result) {
$("#my_multi_select2").empty();
var prePopulate = JSON.parse(result);
$.each(prePopulate, function (i, territory)
$("#my_multi_select2").append('<option value="' + i + '">' +
territory + '</option>');
});
$('#my_multi_select2').multiselect('refresh');
}
});
});
});
// this ajax for trigger added data on edit mode
<?php if(isset($selected_city) && count($selected_city) > 0) { ?>
<script>
$(document).ready(function(){
$.ajax({
type: "POST",
url: 'http://localhost/Project/admin/City/getMultiCitylist',
data: $("#my_multi_select2").closest("form").serialize(),
success: function(result) {
$("#my_multi_select2").empty();
$("#my_multi_select2").empty();
var prePopulate = JSON.parse(result);
$.each(prePopulate, function (i, city) {
$("#my_multi_select2").append('<option value="' + i + '">' +
city + '</option>');
});
$('#my_multi_select2').multiselect('refresh');
},
beforeSend: function(){
$('#my_multi_select2').attr('disabled', true);
},
error : function (xhr, textStatus, errorThrown) {
//other stuff
},
complete : function (result){
$('#my_multi_select2').attr('disabled', false);
$("#my_multi_select2").empty();
var prePopulate = JSON.parse(result.responseText);
$.each(prePopulate, function (i, city) {
var new_id = i.split('_');
$("#my_multi_select2").append('<option value="' + i + '">' +
city + '</option>');
});
<?php foreach ($selected_city as $key => $value) {
?>
$("#my_multi_select2 option[value='<?php echo $value ?>']").prop('selected', 'selected').trigger('change');
<?php } ?>
$('#my_multi_select2').multiselect('refresh');
}
});
});
</script>
<?php } ?>