先選中下拉框dd列表的某一項,再從特定元素尋找到該元素:
if (parseFloat(totalScore) < 80) {
select = 'dd[lay-value=' + 1 + ']';
$("#level").val("選中我");
} else if (totalScore > 80.0 ) {
select = 'dd[lay-value=' + 2 + ']';
} else {
select = 'dd[lay-value=' + 3 + ']';
}
$('#level').siblings("div.layui-form-select").find('dl').find(select).click();