連絡フォームに何が問題なのですか？送信ボタンをクリックすると、エラーが発生しています。一見すると、再び

Question

<?php 

    $to = 'marivelcoresis@gmail.com'; // please change this email id 

    $errors = array(); 
    // print_r($_POST); 

    // Check if name has been entered 
    if (!isset($_POST['name'])) { 
     $errors['name'] = 'Please enter your name'; 
    } 

    // Check if email has been entered and is valid 
    if (!isset($_POST['email']) || !filter_var($_POST['email'], FILTER_VALIDATE_EMAIL)) { 
     $errors['email'] = 'Please enter a valid email address'; 
    } 

    //Check if message has been entered 
    if (!isset($_POST['message'])) { 
     $errors['message'] = 'Please enter your message'; 
    } 

    $errorOutput = ''; 

    if(!empty($errors)){               

     $errorOutput .= '<div class="alert alert-danger alert-dismissible" role="alert">'; 
     $errorOutput .= '<button type="button" class="close" data-dismiss="alert" aria-label="Close"><span aria-hidden="true">&times;</span></button>'; 

     $errorOutput .= '<ul>'; 

     foreach ($errors as $key => $value) { 
      $errorOutput .= '<li>'.$value.'</li>'; 
     } 

     $errorOutput .= '</ul>'; 
     $errorOutput .= '</div>'; 

     echo $errorOutput; 
     die(); 
    } 



    $name = $_POST['name']; 
    $email = $_POST['email']; 
    $message = $_POST['message']; 
    $from = $email; 
    $subject = 'Contact Form : Texas Lawers Responsive HTML5 Template'; 

    $body = "From: $name\n E-Mail: $email\n Message:\n $message"; 


    //send the email 
    $result = ''; 
    if (mail ($to, $subject, $body)) { 
     $result .= '<div class="alert alert-success alert-dismissible" role="alert">'; 
     $result .= '<button type="button" class="close" data-dismiss="alert" aria-label="Close"><span aria-hidden="true">&times;</span></button>'; 
     $result .= 'Thank You! I will be in touch'; 
     $result .= '</div>'; 

     echo $result; 
     die(); 
    } 

    $result = ''; 
    $result .= '<div class="alert alert-danger alert-dismissible" role="alert">'; 
    $result .= '<button type="button" class="close" data-dismiss="alert" aria-label="Close"><span aria-hidden="true">&times;</span></button>'; 
    $result .= 'Something bad happend during sending this message. Please try again later';   
    $result .= '</div>'; 

    echo $result; 
    die(); 


?> 

Answer 1

を試してみて、提供情報を、私の提案は、すべてフィルタリングするために良いアイデアだろうこれに加えて

$email = filter_var($_POST['email'], FILTER_VALIDATE_EMAIL); 

で

$email = $_POST['email']; 

を変更することがあります$_POSTの変数は、チェックがテキストに隠された悪質なコードを消去するのに十分ではないためです。