按钮下拉菜单

 

 

 

 

 

<el-dropdown style="margin-left: 10px">

              <el-button size="mini"

                         type="primary">导出<i class="el-icon-arrow-down el-icon--right" /></el-button>

              <el-dropdown-menu slot="dropdown">

                <el-dropdown-item @click.native="handleDownload('all')">导出所有</el-dropdown-item>

                <el-dropdown-item @click.native="handleDownload()">导出选中</el-dropdown-item>

              </el-dropdown-menu>

            </el-dropdown>