在Bootstrap5 中下拉菜单<select>元素可以使用.form-select类来渲染 : 实例 <selectclass="form-select"><option>1</option><option>2</option><option>3</option><option>4</option></select> 尝试一下 » 下拉菜单通过.form-select-lg.form-select-sm 实例 <selectclass="form-select form-select-lg"...
Open this select menuOneTwo<optionvalue="3">Three</option></select> Sass Variables $form-select-padding-y:$input-padding-y;$form-select-padding-x:$input-padding-x;$form-select-font-family:$input-font-family;$form-select-font-size:$input-font-size;$form-select-indicator-padding:$form-sele...
<selectclass="form-select"size="3"aria-label="size 3 select example"><optionselected>Open this select menu</option><optionvalue="1">One</option><optionvalue="2">Two</option><optionvalue="3">Three</option></select> Disabled Add thedisabledboolean attribute on a select to give it a gra...
<option>3</option> <option>4</option> </select> Try it Yourself » Data Lists Bootstrap will also style data lists, which is a list of pre-defined options for an <input> element: Choose your browser from the list: Example <labelfor="browser"class="form-label">Choose your browser ...
<option>Relish</option> </select> 实时搜索 实时搜索 您可以通过传递data-live-search =“true”属性来添加搜索输入: 关键词 在选项中添加关键字以提高其可搜索性data-tokens. <select class="selectpicker" data-live-search="true"> <option data-tokens="ketchup mustard">Hot Dog, Fries and a Soda</op...
在使用bootstrap-select插件时出现下拉框无法显示动态追加的option,经过查看element元素发现,select标签已经append进去了所需的option选项,但是页面就是无法显示,经过源码分析发现,bootstrap在对select初始化渲染后,会在ul标签中追加li标签属性,而此时无法显示动态追加的option便是因为此li标签中没有值。因为在动态对select进...
functionselectOnchang(obj){//获取被选中的option标签选项alert(obj.selectedIndex);} 这里利用的就是onchange和selectedIndex。 onchange 事件会在域的内容改变时发生。 onchange 事件也可用于单选框与复选框改变后触发的事件。 selectedIndex: 设置或返回下拉列表中被选项目的索引号。
<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'><path fill='none' stroke='#{$form-select-indicator-color}' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/></svg>");$form-select-feedback-icon-padding-end:$form-select-...
for="disabledSelect" class="form-label">Disabled select menu</label> <select id="disabledSelect" class="form-select"> <option>Disabled select</option> </select> </div> <div class="mb-3"> <div class="form-check"> <input class="form-check-input" type="checkbox" id="disabledFieldset...
</select> 1. 2. 3. 4. 5. 6. 7. 选项分组 <select class="form-control selectpicker" data-live-search="true" multiple> <optgroup label="广东省"> <option value="1">广州市</option> <option value="2">深圳市</option> <option value="3">珠海市</option> ...