el-table-column按条件显示颜色

 <el-table-column label="状态" prop="isOpen" >
          <template scope="scope">
              <span v-if="scope.row.isOpen===1" style="color: green">开</span>
              <span v-else-if="scope.row.isOpen===0" style="color: red">关</span>
              <span v-else style="color: black">其他状态</span>
          </template>
      </el-table-column>