JSFiddle - React, Tailwind, and code Playground

HTML

<input type="button" id='btn' value="全部" />
<input type="button" id='btnShow' value="显示" />
<input type="button" id='btnHide' value="隐藏" />
<input type="button" id='btnToggle' value="显示/隐藏" />

<p>
<select style="width: 120px;" data-bind="options:Brands,optionsText:'Text',optionsValue:'Value'" name="BrandId" id="BrandId" class="valid">
    <option value="All">全部</option>
    <option value="1441973964264A179C27B2F91738046C">歌中歌</option>
 </select>
</p>

JavaScript

$("#btn").click(function(){
    $("#BrandId").val("All");
});

$("#btnShow").click(function(){
    $("#BrandId").show();
});

$("#btnHide").click(function(){
    $("#BrandId").hide();
});

$("#btnToggle").click(function(){
    $("#BrandId").toggle();
});