vue 級聯，下拉多選

 

https://github.com/webCoderJ/ele-multi-cascader

該博客已經寫了，安裝，使用都寫的了，直接調用即可

  <ele-multi-cascader
                :options="department"
                v-model="searchForm.department"
                :show-all-levels="false"
                label-key="department_name"
                panel-width="240"
                value-key="id"
                placeholder="請選擇" />