there are bosses who know how to solve the antd select allowclear attribute problem on ipad
the delete icon on the right side of the select box does not show up. Click the drop-down icon to select the content, then click the drop-down icon to delete the selection directly without the delete icon of allowclear
<Select
onChange={(val) => {
onChangeLouhao(val);
}}
allowClear
placeholder=""
></Select>