php password_verify() hash and pass won’t match

“When I echo $valid the output is $2y$10$zzZCN7UlukvY2skb3ELVp.4y3Oc7NJTEsFyqdstqYxT” $2y$10$zzZCN7UlukvY2skb3ELVp.4y3Oc7NJTEsFyqdstqYxT the hash is only 50 in length and is invalid/too short and as I said, MySQL will fail silently; error reporting/checking would not have helped here. The password’s column length should be 60 (255 is suggested), so it wasn’t stored correctly originally. You will need to … Read more

Using fetch_assoc on prepared statements

That’s because fetch_assoc is not part of a mysqli_stmt object. fetch_assoc belongs to the mysqli_result class. You can use mysqli_stmt::get_result to first get a result object and then call fetch_assoc: $selectUser = $db->prepare(“SELECT `id`,`password`,`salt` FROM `users` WHERE `username`=?”); $selectUser->bind_param(‘s’, $username); $selectUser->execute(); $result = $selectUser->get_result(); $assoc = $result->fetch_assoc(); Alternatively, you can use bind_result to bind the … Read more

Mysqli throws “Warning: mysqli_stmt_bind_param() expects parameter 1 to be mysqli_stmt, boolean given” [duplicate]

Add more error handling. When the connection fails, mysqli_connect_error() can tell you more details. When preparing the statement fails mysqli_error() has more infos about the error. When executing the statement fails, ask mysqli_stmt_error(). And so on and on… Any time a function/method of the mysqli module returns false to indicate an error, a) handle that … Read more