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Php 如何从mysql数据库回显枚举值?_Php_Mysql_Sql_Enums_Echo - Fatal编程技术网

Php 如何从mysql数据库回显枚举值?

Php 如何从mysql数据库回显枚举值?,php,mysql,sql,enums,echo,Php,Mysql,Sql,Enums,Echo,我有一个名为“Type”的列的表“members”,它是“enum”,值是“member、mod、admin、dev”。 我想知道如何通过$\u SESSION['type']甚至仅通过$type将枚举值设置为member? 像这样的 if ($stmt = $con->prepare('SELECT ID, PASSWORD, TYPE FROM members WHERE NICK = ?')) { // Bind parameters (s = string, i = int

我有一个名为“Type”的列的表“members”,它是“enum”,值是“member、mod、admin、dev”。 我想知道如何通过$\u SESSION['type']甚至仅通过$type将枚举值设置为member? 像这样的

if ($stmt = $con->prepare('SELECT ID, PASSWORD, TYPE FROM members WHERE NICK = ?')) {
    // Bind parameters (s = string, i = int, b = blob, etc), in our case the username is a string so we use "s"
    $stmt->bind_param('s', $_POST['INick']);
    $stmt->execute();
    // Store the result so we can check if the account exists in the database.
    $stmt->store_result();
    if ($stmt->num_rows > 0) {
        $stmt->bind_result($id, $password, $Type);
        $stmt->fetch();
        session_regenerate_id();
                $_SESSION['loggedin'] = TRUE;
                $_SESSION['id'] = $id;
                $_SESSION['tipo'] = $Type;
    } else {
        echo '<center>';
        echo 'No data found at that table!';
        echo '</br><button onclick="Refres();">refresh</button><center>';
    }

if($_SESSION['type'] !== "member"){
     echo '</br>';
     echo 'Your Account - '.$Type.' - do have level access to that page.';
     exit();
 }
if($stmt=$con->prepare('SELECT ID,PASSWORD,TYPE FROM members WHERE NICK=?')){
//绑定参数(s=string、i=int、b=blob等),在本例中,用户名是字符串,因此使用“s”
$stmt->bind_param('s',$\u POST['ini']);
$stmt->execute();
//存储结果,以便我们可以检查数据库中是否存在该帐户。
$stmt->store_result();
如果($stmt->num_rows>0){
$stmt->bind_result($id、$password、$Type);
$stmt->fetch();
会话_重新生成_id();
$\u会话['loggedin']=TRUE;
$\会话['id']=$id;
$\会话['tipo']=$Type;
}否则{
回声';
echo“在该表中找不到数据!”;
回显“
刷新”; } 如果($_会话['type']!=“成员”){ 回音“
”; 回显“您的帐户-”.$Type.-是否具有该页面的级别访问权限。“; 退出(); }

它向我显示了一个错误“Notice:Undefined variable:Type”

即使设置为null,类型是否在循环之外定义?别介意,我注意到你调用$Session['tipo']不应该是$Session['Type']@Shane我检查了它,并对其进行了更改,但没有任何区别。