請問提交表單是空白是哪裡出錯了

Question

<?php

if(trim($_POST['password']) != trim($_POST['repassword'])){

exit ("兩次使用的密碼不一致，請返回上一頁");

}

# $username = trim($_POST['username'] );

$password = md5(trim($_POST['password']));

$conn = mysqli_connect('localhost ','root','root','informationtest','3306');

if(mysqli_error($conn)){

mysqli_error($conn);

exit;

}

mysqli_select_db($conn,'my_my');

# mysqli_set_charset($conn, 'utf8');

insert into informationtest (id,name,password,) value('','$username','$password');

?>

Answer 1

你是直接存取了那個文件，而不是透過伺服器存取的

Answer 2

那你要看html 是不是沒有name