[英]How to display modal after a delay?
我希望如果用户在我的网站上停留约20秒钟,将显示一个询问用户名和电子邮件地址的模式。 我已经获取了模态div的ID,并将其存储在函数myFunction()中。 这里的主要问题是20秒后什么也没显示。
以下是我的代码:
<!-- Apart from window.onload, I have also mentioned the function with body onload-->
<body onload="myFunction" id="myPage" data-spy="scroll" data-target=".navbar" data-offset="60">
<script type="text/javascript">
window.setTimeout(function myFunction() {
document.getElementById("exampleModal");
},20000);
</script>
<!-- Modal code -->
<div class="modal fade" id="exampleModal" tabindex="-1" role="dialog" aria-labelledby="exampleModalLabel" aria-hidden="true">
<div class="modal-dialog" role="document">
<div class="modal-content">
<div class="modal-header">
<h5 class="modal-title" id="exampleModalLabel">New message</h5>
<button type="button" class="close" data-dismiss="modal" aria-label="Close">
<span aria-hidden="true">×</span>
</button>
</div>
<div class="modal-body">
<form action="MessageServlet" method="post">
<div class="form-group">
<label for="recipient-name" class="col-form-label">Recipient:</label>
<input type="text" class="form-control" id="recipient-name" value="svchaturvedi9@gmail.com" readonly="readonly">
</div>
<div class="form-group">
<label for="recipient-name" class="col-form-label">Your Email ID:</label>
<input type="text" class="form-control" id="email-name" name="email-name" placeholder="Email ID">
</div>
<div class="form-group">
<label for="message-text" class="col-form-label">Message:</label>
<textarea class="form-control" id="message-text" name="message-text"></textarea>
</div>
<div class="modal-footer">
<button type="button" class="btn btn-secondary" data-dismiss="modal">Close</button>
<button type="submit" class="btn btn-primary">Send message</button>
</form>
</div>
</div>
</div>
</div>
我的目的是,当用户在模式字段中输入一个值并单击“确定”时,用户的数据将被发送到电子邮件servlet。 谢谢
您可以看到以下示例。 根据需要替换第二和模式代码。
setTimeout(function() { $('#myModal').modal('toggle'); }, 200);
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css"> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script> <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script> <div id="myModal" class="modal fade" role="dialog"> <div class="modal-dialog"> <!-- Modal content--> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal">×</button> <h4 class="modal-title">Modal Header</h4> </div> <div class="modal-body"> <p>Some text in the modal.</p> </div> <div class="modal-footer"> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div>
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