我沒有寫“themodal”（第一個(gè)）的<script>...</script>為什么點(diǎn)擊按鈕會彈出“themodal-link"（第二個(gè)）的內(nèi)容？
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>模態(tài)彈出窗的使用（三）</title>
<link rel="stylesheet" >
</head>
<body>
<!--下面是代碼任務(wù)部分-->
<button class="btn btn-primary" type="button">點(diǎn)擊我</button>
<div class="modal fade" id="themodal" tabindex="-1">
? ? <div class="modal-dialog">
<div class="modal-content">
<div class="modal-header">
<button type="button" class="close" data-dismiss="modal"><span aria-hidden="true">×</span><span class="sr-only">Close</span></button>
<h4 class="modal-title">模態(tài)彈出窗標(biāo)題</h4>
</div>
<div class="modal-body">
<p>模態(tài)彈出窗主體內(nèi)容</p>
</div>
<div class="modal-footer">
<button type="button" class="btn btn-default" data-dismiss="modal">關(guān)閉</button>
<button type="button" class="btn btn-primary">保存</button>
</div>
</div><!-- /.modal-content -->
</div><!-- /.modal-dialog -->
</div><!-- /.modal -->
<button class="btn btn-info" type="button">Check</button>
<div class="modal fade" id="themodal-link" tabindex="-1">
? ? <div class="modal-dialog">
? ? ? ? <div class="modal-content">
? ? ? ? ? ? <div class="modal-header">
? ? ? ? ? ? ? ? <button class="close" type="button" data-dismiss="modal"><span aria-hidden="true">×</span><span class="sr-only">Close</span></button>
? ? ? ? ? ? ? ? <h4 class="modal-title">Blue Sky</h4>
? ? ? ? ? ? </div>
? ? ? ? ? ? <div class="modal-body">
? ? ? ? ? ? ? ? <p>I Like Blue Sky!</p>
? ? ? ? ? ? </div>
? ? ? ? ? ? <div class="modal-footer">
? ? ? ? ? ? ? ? <button class="btn btn-danger" type="button" data-dismiss="modal">關(guān)閉</button>
? ? ? ? ? ? ? ? <button class="btn btn-success" type="button">保存</button>
? ? ? ? ? ? </div>
? ? ? ? </div>
? ? </div>
</div>
<script src="http://cdn.bootcss.com/jquery/3.1.1/jquery.min.js"></script>
<script src="http://cdn.bootcss.com/bootstrap/3.3.7/js/bootstrap.js"></script>?
<script>
? ? $(function(){
? ? ? ? $(".btn").click(function(){
? ? ? ? ? ? $("#themodal-link").modal();
? ? ? ? });
? ? });
</script>
</body>
</html>
2017-09-22
<script>
??? $(function(){
??????? $(".btn-primary").click(function(){
??????????? $("#themodal").modal();
??????? });
??? });
? $(function(){
??????? $(".btn-info").click(function(){
??????????? $("#themodal-link").modal();
??????? });
??? });
</script>