本来是想在点击select标签的时候去进行请求操作,然后重新赋值回去,在谷歌可以做到,但是在苹果浏览器无法实现。
<div class="building_select">
<div class="select_building">
<div class="left_cent">
楼栋
</div>
<select class="tower_select" id="first_tower_select">
<optgroup disabled hidden></optgroup>
<option value="0">全部</option>
</select>
<div class="select_room">
<div class="left_cent">房号</div>
<select class="n_select" id="first_storey_select">
<optgroup disabled hidden></optgroup>
<option value="0">全部层</option>
</select>
<select class="n_select" id="first_room_select">
<optgroup disabled hidden></optgroup>
<option value="0">全部房</option>
</select>
</div>
</div>
</div>
$(document).on('click', '#first_tower_select', function () {
let project_id = $("#first_project_select").val()
if (project_id) {
getBuilding(project_id)
}
})
/* 楼栋下拉框 */
for (let k in res) {
html += "<option value='" + res[k].id + "'>" + res[k].building_no + "</option>"
}
$("#first_tower_select").append(html);
$("#first_tower_select").find('option[value="' + oldVal + '"]').prop('selected', 'selected');
确实存在这个问题,暂时用onfocus 代替 onclick吧