Layui 积累``` //获取下拉框框选中的自定义的值 form.on('select(freqtestuency)'

<select name="freqtestuency" lay-verify="required" class="freqtestuency" lay-filter="frequency">
    <option value="" data-content="1日服药2次"></option>
    <option value="" data-content="1日服药3次"></option>
</select>

//获取下拉框框选中的自定义的值
form.on('select(freqtestuency)', function (data) {
    console.log($(".freqtestuency option:selected").attr("data-content"));
});