我已经建立了注册表格，并且我的提交按钮将不会通过注册信息填充到我的数据库中。代码片段显示了表单的开始以及其中包含的一些字段。
我将其设置在表格中，而不是表格中，它似乎可以工作，但是当我将其更改为表格时，它就停止了工作。我在这里查看了其他一些链接，例如此HTML PHP联系人表单-提交按钮不起作用？还是PHP问题？但是我似乎无法正常工作。
<div class = "contact">
<form class="form-horizontal" role="form" method="post" action=" <?php echo htmlspecialchars($_SERVER["PHP_SELF"]);?> ">
<div class="form-group">
<label for="name" class="col-sm-2 control-label">Username:</label>
<div class="col-sm-10">
<input type="text" class="form-control" id="username" name="username" value="<?php echo $username ?>">
<span class="error"><?php echo getErrorMessage('username', $error); ?></span>
</div>
</div>
<div class="form-group">
<label for="password" class="col-sm-2 control-label">Password:</label>
<div class="col-sm-10">
<input type="password" class="form-control" id="password" name="password" value="<?php echo $password ?>">
</div>
</div>
<div class="form-group">
<label for="conPass" class="col-sm-2 control-label">Confirm Password:</label>
<div class="col-sm-10">
<input type="password" class="form-control" id="conPassword" name="conPassword" value="<?php echo $conPass ?>">
</div>
<div class="col-sm-10">
<input id="button" name="reg" type="submit" value="Register" class="btn btn-primary">
</div>
</div> <!-- registration button -->
</form>
</div> <!-- registration end --> 编辑：我尝试对其进行验证后，我的表单停止向数据库提交信息，对于不完整的帖子，这对于Stack Overflow来说是很新的
<?php
include "config.php";
//error_reporting(0);
/* $username = $_POST['username'];
$password = md5($_POST['password']."ALS52KA09W");
$conPass = md5($_POST['conPass']."ALS52KA09W");
$telephone = $_POST['telephone'];
$address1 = $_POST['address1'];
$town = $_POST['town'];
$postcode = $_POST['postcode'];
$forename = $_POST['forename'];
$surname = $_POST['surname'];
$email = $_POST['email']; */
//declaring variables as empty strings
$username = $forename = $surname = $email = $telephone = $address1 = $town = $postcode ="";
$error = array();
if ($_SERVER["REQUEST_METHOD"] == "POST") {
if (empty($_POST["username"]))
{
$error['username'] = "* Username is required";
} else {
$username = test_input($_POST["username"]);
if (!preg_match("/^[a-zA-Z ]*$/",$username))
{
$error['username'] = "* Only letters and white space allowed in name";
}// end if
} //end username
if (empty($_POST["forename"]))
{
$error['forename'] = "* Forename is required";
} else {
$forename = test_input($_POST["forename"]);
if (!preg_match("/^[a-zA-Z ]*$/",$forename))
{
$error['forename'] = "* Only letters and white space allowed in forename";
}// end if
} //end forename
if (empty($_POST["surname"]))
{
$error['surname'] = "* Surname is required";
} else {
$surname = test_input($_POST["surname"]);
if (!preg_match("/^[a-zA-Z ]*$/",$surname))
{
$error['surname'] = "* Only letters and white space allowed in forename";
}// end if
} //end surname
if (empty($_POST["email"]))
{
$error['email'] = "* Email is required";
} else {
$email = test_input($_POST["email"]);
// check if e-mail address syntax is valid
if (!preg_match("/([\w\-]+\@[\w\-]+\.[\w\-]+)/", $email))
{
$error['email'] = "* Invalid email format";
}
} //end email validation
if (empty($_POST["telephone"]))
{
$error['telephone'] = "* Telephone is required";
} else {
$telephone = test_input($_POST["telephone"]);
// check telephone only contains numbers and is length 11
if((preg_match("/[^0-9]/", '', $str)) && strlen($str) == 11)
{
$error['telephone'] = "* Please enter a valid telephone number";
}
} //end telephone validation
/* if (empty($_POST["address1"]))
{
$error['address1'] = "* Address is required";
} else {
$address1 = test_input($_POST["address1"]);
// check if address has letters and numbers
if (!preg_match("/([A-Za-z0-9]+)/", $address1))
{
$error['address1'] = "* The address field must contain numbers and letters ";
}
} //end address validation */
if (empty($_POST["town"]))
{
$error['town'] = "* Town is required";
} else {
$town = test_input($_POST["town"]);
// check town only contains letters and whitespace
if (!preg_match("/^[a-zA-Z ]*$/",$town))
{
$error['town']= "* Only letters and white space allowed";
}
} //end town validation
if (empty($_POST["postcode"]))
{
$error['postcode'] = "Postcode is required";
} else {
$postcode = test_input($_POST["postcode"]);
// check postcode validation and syntax
if (preg_match ("^[A-Z]?[A-Z][0-9][A-Z0-9]?\s[0-9][A-Z]{2}$^", $postcode))
{
$error['postcode'] = "Wrong postcode syntax. Valid syntax = XX00 0XX";
}
} //end postcode validation
if (!count($error)) {
$noError = true;
}
} //end server request method
$successMessage = isset($noError) ? 'Thank you for registering with us.' : '';
function test_input($data) {
$data = trim($data);
$data = stripslashes($data);
$data = htmlspecialchars($data);
return $data;
}
function getErrorMessage($type, $error)
{
return isset($error[$type]) ? $error[$type] : '';
}
//Registration point
if(isset($username,$password,$conPass,$forename,$surname,$email,$telephone,$address1,$town,$postcode))
{
if($password == $conPass)
{
$q = $db->prepare("SELECT * FROM user WHERE username = ?");
$query = $q-> execute(array($username));
$count = $q->rowCount();
if($count == 0)
{
$query = $db->prepare("INSERT INTO user SET username = ?, password = ?, forename = ?, surname = ?, email = ?, telephone = ?, address1 = ?,
town = ?, postcode = ?");
$query = $query->execute(array($username,$password,$forename,$surname,$email,$telephone,$address1,$town,$postcode));
if($query){
echo $successMessage;
header("Location:home2_template.html");
return;
}
}else{
echo "This user already exists";
}
}else{
echo "Your passwords do not match";
} //Error checking
}
?>
这是我用于填充数据库的全部PHP脚本。//注册点注释下方的所有内容均应正常运行，然后再在其上方添加任何内容。
我没有在文档顶部声明$ password和$ conPass变量，这就是阻止Submit按钮不起作用的原因。
感谢任何人对此贴的意见。
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