ElementUI 表格展开的属性 type=“expand”

HTML

<el-table :row-class-name="getRowClass"></el-table>

JS

getRowClass(row, rowIndex){
    // 判断当前行是否有子数据
    if(row.row.children === null || row.row.children === undefined || row.row.children.length === 0){
        return 'row-hidden-expand-icon'
    }
}

CSS

.row-hidden-expand-icon{
    td{
        &:first-child{
            .el-icon{
                visibility: hidden;
            }
        }
        .el-table__expand-icon{
            pointer-events: none;
        }
    }
}