Bootstrap5 下拉菜单
下拉菜单可以是单选下拉菜单,也可以是多选的下拉菜单。
单选下拉菜单:
多选下拉菜单:
在 Bootstrap5 中下拉菜单 <select> 元素可以使用 .form-select 类来渲染 :
实例
<
select
class
=
"
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 或 .form-select-sm 类来修改大小:
实例
<
select
class
=
"
form-select form-select-lg
"
>
<
select
class
=
"
form-select
"
>
<
select
class
=
"
form-select form-select-sm
"
>
尝试一下 »
效果如下图:
disabled 属性可以禁止下拉菜单被选择:
实例
<
select
class
=
"
form-select
"
disabled
>
<
option
>
1
</
option
>
<
option
>
2
</
option
>
<
option
>
3
</
option
>
<
option
>
4
</
option
>
</
select
>
尝试一下 »
数据列表
Bootstrap 也可以通过 datalist 标签为 <input> 元素设置下拉菜单:
以下实例从列表中选择一个网站:
实例
<
label
for
=
"
browser
"
class
=
"
form-label
"
>
选择你喜欢的网站:
</
label
>
<
input
class
=
"
form-control
"
list
=
"
sites
"
name
=
"
site
"
id
=
"
site
"
>
<
datalist
id
=
"
sites
"
>
<
option
value
=
"
Google
"
>
<
option
value
=
"
yssmx
"
>
<
option
value
=
"
Taobao
"
>
<
option
value
=
"
Wiki
"
>
<
option
value
=
"
Zhihu
"
>
</
datalist
>
尝试一下 »
效果如下图: