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[英]Fatal error: Call to a member function prepare() on a non-object PDO
[英]Fatal error: Call to a member function prepare() on a non-object ERROR
我在准備好的語句中遇到問題,即時通訊試圖阻止數據庫中的sql注入,因此我嘗試應用准備好的語句,但我認為即時通訊有問題
這是collector_db.php
<?php
require 'connection.php';
$username = $_POST["username"];
$password = $_POST["password"];
$repassword = $_POST["repassword"];
$email = $_POST["email"];
$surname = $_POST["surname"];
$fname = $_POST["fname"];
$mname = $_POST["mname"];
if($password == $repassword){
global $dbConnection;
$mysql_qry = $dbConnection->prepare("insert into account_info(surname,firsname,middlename,username,pass,email) VALUES (?,?,?,?,?,?);");
$mysql_qry- >bind_param('ssssss','$surname,$fname,$mname,$username,$password,$email');
$mysql_qry->execute();
if ($connect->query($mysql_qry)=== TRUE){
echo "<script language='javascript'>";
echo "alert('Registration Success');";
echo "window.close();";
echo "</script>";
$mysql_qry->close();
$conn->close();
}
else{
echo "REGISTRATION failed".$mysql_qry."<br>". $connect->error;
echo "<script language='javascript'>";
echo "alert('Registration Failed');";
echo "</script>";
}
}
elseif($password != $repassword){
echo 'Password doesnt Match';
}
elseif($username == "" || $password == "" || $email == "" || $surname == "" || $fname == "" || $mname == "" || $repassword == ""){
echo "<script language='javascript'>";
echo "alert('Some of the Textfields is null');";
echo "</script>";
}
else {
echo "<script language='javascript'>";
echo "alert('Error');";
echo "</script>";
}
?>
謝謝您的幫助 :)
$mysql_qry-
和>
之間的空間,並在if ($connect->query($mysql_qry)=== TRUE){
和$connect
在代碼中未定義的情況下執行兩次if ($connect->query($mysql_qry)=== TRUE){
只需執行一次
$mysql_qry = $dbConnection->prepare("insert into account_info(surname,firsname,middlename,username,pass,email) VALUES (?,?,?,?,?,?);");
$mysql_qry->bind_param('ssssss', $surname,$fname,$mname,$username,$password,$email);// remove quotes form here
if ($mysql_qry->execute()) {
echo "<script language='javascript'>";
echo "alert('Registration Success');";
echo "window.close();";
echo "</script>";
$mysql_qry->close();
}
if ($connect->query($mysql_qry)=== TRUE){...
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