el-table多选框,分页保留上页选中目标


1、在 el-table中,设置table的唯一标识:row-key="id",在复选框列中,设置 reserve-selection ,设置为 true 时,则点击分页的时候,根据table中的 row-key ,来保留之前选中的数据,

   <!-- 表格控件 -->
    <el-table :data="tableData" style="width: 100%" :fit="true" @selection-change="handleSelectionChange" row-key="id" :header-cell-style="{background:'#F0F2F5',color:'#585858',textAlign: 'center',fontSize: '12px'}" > <el-table-column type="selection" align="center" reserve-selection width="55"> </el-table-column> <el-table-column prop="merId" min-width="90" align="center" show-overflow-tooltip label="商户号"> <template slot-scope="scope"> {{scope.row.refId}}({{scope.row.refname}}) </template> </el-table-column> </el-table>
    <!-- 分页控件 --> <div class="pagein_box"> <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange" :current-page="pageNo" :page-sizes="[10, 20, 30 ,40]" layout=" prev, pager, next,sizes, jumper, total" :total="pageInfo.totalNum" :pager-count= "5" > </el-pagination> </div>

2、

            // 获取当前点击的每页几条
            handleSizeChange(val) {
                this.pageSize = val;
                this.getRoleLists();
            },
            // 点击切换分页页码,获取当前点击的是第几页
            handleCurrentChange(val) {
                this.pageNo = val;
                this.getRoleLists();
            },

 3、获取选中的id:

function handleSelectionChange(val: any) {
  this.multipleSelection = val;   console.log(this.multipleSelection);
};

 


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