带有插入和更新查询的php mysqli
我正在创建一个反馈表单,用户可以使用php mysqli编写反馈并将其存储在数据库中,而无需刷新整个页面。我收到了成功消息,但没有输入任何数据,有人能帮我吗?昨天我问了同样的问题 feedback\u form.php带有插入和更新查询的php mysqli,php,mysql,forms,jquery,Php,Mysql,Forms,Jquery,我正在创建一个反馈表单,用户可以使用php mysqli编写反馈并将其存储在数据库中,而无需刷新整个页面。我收到了成功消息,但没有输入任何数据,有人能帮我吗?昨天我问了同样的问题 feedback\u form.php 反馈页面 $(函数(){ $(“#提交”)。单击(函数(){ $(“#容器”)。追加(“”); var comments=$('#comments').val(); $.ajax({ url:“feedback_process.php”, 键入:“POST”, 数据:{“评论”
反馈页面
$(函数(){
$(“#提交”)。单击(函数(){
$(“#容器”)。追加(“”);
var comments=$('#comments').val();
$.ajax({
url:“feedback_process.php”,
键入:“POST”,
数据:{“评论”:评论},
成功:功能(结果){
$(“#响应”).remove();
$(“#容器”).append(“”+result+”
”);
$(“#加载”).fadeOut(500,function(){
$(this.remove();
});
}
});
返回false;
});
});
评论
feedback\u process.php
首先:不要问两次问题。你不会因为回答两次就得到更好更快的答案 成功消息只是告诉您已成功访问了一个文件(而不是其他任何文件)。基于此,我将尝试单独运行feedback_process.php(不涉及feedback_form.php),并使用“虚拟”注释和“虚拟”登录用户。当插入查询不起作用时,我还添加了“失败”的输出。。。(您的代码实际上刚刚实现了更新反馈查询的成功与否(最后一个)) 我希望下面的代码能帮助你
如果您已经问过这个问题,为什么要再次发布?如果给出的答案没有帮助,那么解释他们为什么没有帮助,做出回答的人会尝试帮助我。我再次问,因为在上次回答后没有人回答我,我得到了答案,仍然有同样的问题
<?php
session_start();
$login = ($_SESSION['login']);
$userid = ($_SESSION['user_id']);
$login_user = ($_SESSION['username']);
$fname = ($_SESSION['first_name']);
$lname = ($_SESSION['last_name']);
$sessionaddres =($_SESSION['address']);
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>feedback page</title>
<script type = "text/javascript" src = "http://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script>
<link href="style/stylesheet.css"rel="stylesheet" type="text/css"/>
<script type = "text/javascript">
$(function(){
$('#submit').click(function(){
$('#container').append('<img src = "images/loading.gif" alt="Currently loading" id = "loading" />');
var comments = $('#comments').val();
$.ajax({
url: 'feedback_process.php',
type: 'POST',
data: {"comments": comments},
success: function(result){
$('#response').remove();
$('#container').append('<p id = "response">' + result + '</p>');
$('#loading').fadeOut(500, function(){
$(this).remove();
});
}
});
return false;
});
});
</script>
</head>
<?php require_once('header.php'); ?>
<body>
<form action = "feedback_form.php" method = "post">
<div id = "container">
<h2><?php echo $login_user ?></h2>
<label for = "comments">Comments</label>
<textarea rows = "5"cols = "35" name = "comments" id = "comments"></textarea>
<br />
</div>
</form>
<input type = "submit" name = "submit" id = "submit" value = "send feedBack" />
</body>
</html>
<?php
session_start();
$login = ($_SESSION['login']);
$userid = ($_SESSION['user_id']);
$login_user = ($_SESSION['username']);
$fname = ($_SESSION['first_name']);
$lname = ($_SESSION['last_name']);
$sessionaddres =($_SESSION['address']);
$conn = new mysqli('localhost', 'root', 'root', 'lam_el_chamel_db');
echo"<pre>";
print_r($_POST);
echo"</pre>";
if(isset($_POST['comments'])){
$comments = $_POST['comments'];
$query = "INSERT into feedback (feedback_text, user_name,) VALUES(?,?)";
$stmt = $conn->stmt_init();
if($stmt->prepare($query))
{
$stmt->bind_param('ss', $comments, $login_user);
$stmt->execute();
}
$query2 = "UPDATE feedback SET feedback_text = ?, user_name = ? WHERE user_name = ? ";
$stmt = $conn->stmt_init();
if($stmt->prepare($query2))
{
$stmt->bind_param('sss', $comments, $login_user, $login_user);
$stmt->execute();
}
if($stmt){
echo "thank you .we will be in touch soon <br />";
}
else{
echo "there was an error. try again later.";
}
}
else
echo"it is a big error";
?>
<?php
session_start();
$login = ($_SESSION['login']);
$userid = ($_SESSION['user_id']);
$login_user = ($_SESSION['username']);
$fname = ($_SESSION['first_name']);
$lname = ($_SESSION['last_name']);
$sessionaddres =($_SESSION['address']);
$conn = new mysqli('localhost', 'root', 'root', 'lam_el_chamel_db');
echo"<pre>";
print_r($_POST);
echo"</pre>";
//Some dummys for debugging
$comments = 'This is the comments';
$login_user = 'FOO';
$query = "INSERT into feedback (feedback_text, user_name) VALUES(?,?)";
$stmt = $conn->stmt_init();
if($stmt->prepare($query)) {
$stmt->bind_param('ss', $comments, $login_user);
$stmt->execute();
}
else {
echo 'FAILED!';
}
$query2 = "UPDATE feedback SET feedback_text = ?, user_name = ? WHERE user_name = ? ";
$stmt = $conn->stmt_init();
if($stmt->prepare($query2)) {
$stmt->bind_param('sss', $comments, $login_user, $login_user);
$stmt->execute();
}
else {
echo 'FAILED!';
}
if($stmt){
echo "thank you .we will be in touch soon <br />";
}
else {
echo "there was an error. try again later.";
}
?>