无法在引导程序中使用html()jQuery函数
<!DOCTYPE html>
<html lang="en">
<head>
<title>Bootstrap Example</title>
<meta charset="utf-8">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.0/css/bootstrap.min.css">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.0/js/bootstrap.min.js"></script>
<script>
$(document).ready(function(){
$("button").click(function(){
$('#alert').html('Wrong login. Please try again !');
});
});
</script>
</head>
<body>
<div class="container">
<h2>Vertical (basic) form</h2>
<div class="text-danger" id="alert"></div>
<form method="POST">
<div class="form-group">
<label for="email">Email:</label>
<input type="email" class="form-control" id="email" placeholder="Enter email" name="email">
</div>
<div class="form-group">
<label for="pwd">Password:</label>
<input type="password" class="form-control" id="pwd" placeholder="Enter password" name="pwd">
</div>
<div class="checkbox">
<label><input type="checkbox" name="remember"> Remember me</label>
</div>
<button type="submit" class="btn btn-default">Submit</button>
</form>
</div>
</body>
</html>
要在用户提交按钮后插入文本错误,但不起作用。看起来引导程序会在用户执行操作后覆盖文本。感谢您的帮助。
答案 0 :(得分:0)
如果按钮类型为Submit,将提交表单,因此您将看不到click功能的效果。将按钮的type =“ submit”更改为type =“ button”应该可以让您看到想要的内容。