vue+element中下拉菜单el-dropdown中command的使用

1.html

<el-dropdown
        size="small"
        @command="
          (command) => {
            openHandleClickMore(command, scope.$index, scope.row);
          }
        "
      >
        <el-button class="btn-mixins">
          更多菜单<i class="el-icon-arrow-down el-icon--right"></i>
        </el-button>
        <el-dropdown-menu slot="dropdown">
          <el-dropdown-item
            v-for="(item, idx) in list"
            :key="idx"
            :command="idx"
            >{{ item.title }}</el-dropdown-item
          >
        </el-dropdown-menu>
      </el-dropdown>

2.js

    openHandleClickMore(rowIndex, row, index) {
      console.log(rowIndex, row, index);
    
    },