【发布时间】：2026-01-29 11:10:01
【问题描述】：
下面是我在网上找到的 index.php 文件。
我已经编写了所有代码，一切正常，除了表单没有提交并且没有显示“注册成功完成”的警报消息。
相反，我得到了这个错误：
致命错误：在线调用 boolean() 上的成员函数 execute() 25
我还在名为“charu”的数据库中创建了一个 tbl_register 表，该表包含 5 个空值列。
HTML：
<html>
<head>
<title>PHP Form Validation using Parsleys.js Library</title>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" />
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.2.0/jquery.min.js"></script>
<script src="http://parsleyjs.org/dist/parsley.js"></script>
</head>
<body>
<div class="container">
<br />
<br />
<br />
<div class="table-responsive">
<h3 align="center">PHP Form Validation using Parsleys.js Library</h3><br />
<div class="box">
<form id="validate_form">
<div class="row">
<div class="col-xs-6">
<div class="form-group">
<label>First Name</label>
<input type="text" name="first_name" id="first_name" placeholder="Enter First Name" required data-parsley-pattern="^[a-zA-Z]+$" data-parsley-trigger="keyup" class="form-control" />
</div>
</div>
<div class="col-xs-6">
<div class="form-group">
<label>Last Name</label>
<input type="text" name="last_name" id="last_name" placeholder="Last Name" required data-parsley-pattern="^[a-zA-Z ]+$" data-parsley-trigger="keyup" class="form-control" />
</div>
</div>
</div>
<div class="form-group">
<label for="email">Email</label>
<input type="text" name="email" id="email" placeholder="Email" required data-parsley-type="email" data-parsley-trigger="keyup" class="form-control" />
</div>
<div class="form-group">
<label for="password">Password</label>
<input type="password" name="password" id="password" placeholder="Password" required data-parsley-length="[8, 16]" data-parsley-trigger="keyup" class="form-control" />
</div>
<div class="form-group">
<label for="cpassword">Confirm Password</label>
<input type="password" name="confirm_password" id="confirm_password" placeholder="Confirm Password"data-parsley-equalto="#password" data-parsley-trigger="keyup" required class="form-control" />
</div>
<div class="form-group">
<label for="cpassword">Website</label>
<input type="text" id="website" name="website" placeholder="Website URL" data-parsley-type="url" data-parsley-trigger="keyup" class="form-control" />
</div>
<div class="form-group">
<div class="checkbox">
<label><input type="checkbox" id="check_rules" name="check_rules" required /> I Accept the Terms & Conditions</label>
</div>
</div>
<div class="form-group">
<input type="submit" id="submit" name="submit" value="Submit" class="btn btn-success" />
</div>
</form>
</div>
</div>
</div>
</body>
</html>
JQuery：
<script>
$(document).ready(function(){
$('#validate_form').parsley();
$('#validate_form').on('submit', function(event){
event.preventDefault();
if($('#validate_form').parsley().isValid())
{
$.ajax({
url:"action.php",
method:"POST",
data:$(this).serialize(),
beforeSend:function(){
$('#submit').attr('disabled','disabled');
$('#submit').val('Submitting...');
},
success:function(data)
{
$('#validate_form')[0].reset();
$('#validate_form').parsley().reset();
$('#submit').attr('disabled',false);
$('#submit').val('Submit');
alert(data);
}
});
}
});
});
</script>
action.php 文件：
<?php
sleep(5);
if(isset($_POST['first_name']))
{
$connect = new mysqli("localhost", "root", "","charu");
$data = array(
':first_name' => $_POST['first_name'],
':last_name' => $_POST['last_name'],
':email' => $_POST['email'],
':password' => $_POST['password'],
':website' => $_POST['website']
);
$query = "
INSERT INTO tbl_register
(first_name, last_name, email, password, website)
VALUES (:first_name, :last_name, :email, :password, :website)
";
$statement = $connect->prepare($query);
if($statement->execute($data))
{
echo 'Registration Completed Successfully...';
}
}
?>
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标签： php jquery ajax validation