css设置element ui内容为空
用css3的empty属性,判断某个容器是否为空,如果是空的就把内容改为‘-’(或者其他值,读者可自定义)
.emptyText :empty:not(
i,
tbody,
.el-checkbox__inner,
.el-table__fixed-right-patch,
.el-switch__core,
.el-color-picker__icon,
.el-color-picker__mask,
.el-radio__inner
)::before {
content: '-';
color: #606266;
}
<el-table class="emptyText" :data="tableData">
<el-table-column label="更新时间" prop="updateTime "/>
<el-table-column label="描述" prop="desc"/>
……
</el-table>

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