select2复制下拉框clone

select2正常复制,会多一个框出来,因为需要在复制之前将select2给销毁

但是对于动态加载的optionlist 的select2,单单销毁是不够的

因为缓存的原因,select2会保存复制之前的select2的option,也尝试了销毁再重建,但是还是会有问题,因此直接remove select2下的所有option即可。

  //+
        $(".org_list").on("click", ".plus_ps", function () {
            if ($(".org_item").length >= 5)
                alert("只支持最多5个单位之间的对比");
            else {
                var $this = $(this);
                var sourceselect = $this.parent().find('select');
                sourceselect.select2('destroy');
                var html = $this.parent().clone();
                $this.parent().after(html);
                //查找刚刚复制的select
                var tagertSelect = $this.parent().next().find('select');
                
                //定义select2
                $(".org_select").select2({
                    placeholder: '请输入',
                    ajax: {
                        url: function (params) {
                            return CPRO.getVirtualPath() + "/PersonalityDataStatistics/GetOrganizationList";
                        },
                        dataType: 'json',
                        delay: 250,
                        data: function (params) {
                            var queryParameters = {
                                keywords: params.term
                            };
                            return queryParameters;
                        },
                        processResults: function (data) {
                            return {
                                results: data.message
                            };
                        },
                        cache: false
                    }
                });
                //清空缓存的option
                tagertSelect.find('option').remove(); 
                //添加相关的div---与select2操作无关
                var totalDiv = $('.total_div').find('.total_item:last');
                var clDiv = totalDiv.clone();
                $('.total_div').find('.total_item:last').after(clDiv);
                $('.total_div').find('.total_item:last').find('option:last').text("");
            }
        });
        //-
        $(".org_list").on("click", ".reduce_ps", function () {
            if ($(".org_item").length <= 2) { return; }
            var $this = $(this);
            //删除该div
            $this.parent().remove();
            //删除相关的div
            $('.total_div').find('.total_item:last').remove();
            PersonalityChart();
        });

参考博客:

https://blog.csdn.net/cccaaa8888/article/details/51362774

https://blog.csdn.net/weixin_40010498/article/details/81902866

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