為什么我的下拉菜單點(diǎn)擊之后出不來(lái)，瀏覽器窗口縮小之后點(diǎn)擊右側(cè)的圖標(biāo)也沒(méi)有下拉菜單<!DOCTYPE?html>
<html>
??<head>
????<meta?charset="utf-8">
????<meta?http-equiv="X-UA-Compatible"?content="IE=edge">
????<meta?name="viewport"?content="width=device-width,?initial-scale=1">
????<title>現(xiàn)代瀏覽器博物館</title>
????<link?href="css/bootstrap.min.css"?rel="stylesheet">
????<!--[if?lt?IE?9]>
??????<script?src="https://oss.maxcdn.com/html5shiv/3.7.2/html5shiv.min.js"></script>
??????<script?src="https://oss.maxcdn.com/respond/1.4.2/respond.min.js"></script>
????<![endif]-->
????<style?type="text/css">
??????body{padding-top:?70px;}
????</style>
??</head>
??<body>
??<nav?class="navbar?navbar-default">
????<div>
??????<!--?Brand?and?toggle?get?grouped?for?better?mobile?display?-->
??????<div>
????????<button?type="button"?class="navbar-toggle?collapsed"?data-toggle="collapse"?data-target="#bs-example-navbar-collapse-1"?aria-expanded="false">
??????????<span>Toggle?navigation</span>
??????????<span></span>
??????????<span></span>
??????????<span></span>
????????</button>
????????<a?href="#">Brand</a>
??????</div>
??????<!--?Collect?the?nav?links,?forms,?and?other?content?for?toggling?-->
??????<div?class="collapse?navbar-collapse"?id="bs-example-navbar-collapse-1">
????????<ul?class="nav?navbar-nav">
??????????<li><a?href="#">Link?<span>(current)</span></a></li>
??????????<li><a?href="#">Link</a></li>
??????????<li>
????????????<a?href="#"?data-toggle="dropdown"?role="button"?aria-haspopup="true"?aria-expanded="false">Dropdown?<span></span></a>
????????????<ul>
??????????????<li><a?href="#">Action</a></li>
??????????????<li><a?href="#">Another?action</a></li>
??????????????<li><a?href="#">Something?else?here</a></li>
??????????????<li?role="separator"></li>
??????????????<li><a?href="#">Separated?link</a></li>
??????????????<li?role="separator"></li>
??????????????<li><a?href="#">One?more?separated?link</a></li>
????????????</ul>
??????????</li>
????????</ul>
????????<form?class="navbar-form?navbar-left"?role="search">
??????????<div>
????????????<input?type="text"?placeholder="Search">
??????????</div>
??????????<button?type="submit"?class="btn?btn-default">Submit</button>
????????</form>
????????<ul?class="nav?navbar-nav?navbar-right">
??????????<li><a?href="#">Link</a></li>
??????????<li>
????????????<a?href="#"?data-toggle="dropdown"?role="button"?aria-haspopup="true"?aria-expanded="false">Dropdown?<span></span></a>
????????????<ul>
??????????????<li><a?href="#">Action</a></li>
??????????????<li><a?href="#">Another?action</a></li>
??????????????<li><a?href="#">Something?else?here</a></li>
??????????????<li?role="separator"></li>
??????????????<li><a?href="#">Separated?link</a></li>
????????????</ul>
??????????</li>
????????</ul>
??????</div><!--?/.navbar-collapse?-->
????</div><!--?/.container-fluid?-->
??</nav>
????<script?src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js"></script>
????<script?src="js/bootstrap.min.js"></script>
??</body>
</html>
2 回答
沐幕苜
TA貢獻(xiàn)10條經(jīng)驗(yàn) 獲得超2個(gè)贊
39 和 61 行 ul 加一個(gè)class=“dropdown-menu”.
<ul?class="dropdown-menu"> ??<li><a?href="#">Action</a></li> ??<li><a?href="#">Another?action</a></li> ??<li><a?href="#">Something?else?here</a></li> ??<li?role="separator"></li> ??<li><a?href="#">Separated?link</a></li> ??<li?role="separator"></li> ??<li><a?href="#">One?more?separated?link</a></li> </ul>
- 2 回答
- 0 關(guān)注
- 3157 瀏覽
添加回答
舉報(bào)
0/150
提交
取消