PHP

<!DOCTYPE html>
 <html lang="en">
 <head>
    <meta charset="UTF-8">
    <title>My Form</title>
 </head>
 <body>

    <form action="" method="POST">
    <table border="1">
        <tr>
            <td style="text-align:center">Kullanıcı adı :</td><td><input type="text" name="adi"></td>
        </tr>
        <tr>
            <td style="text-align:center">Şifre :</td><td><input type="text" name="sifre"></td>
        </tr>
        <tr>
            <td style="text-align:center">Email :</td><td><input type="text" name="emaili"></td>
    </table>
    <input type="submit" name="gonder" value="Gönder">
    </form>

 </body>
 </html>

 <?php

    if(isset($_POST["gonder"])){

    $conn = mysqli_connect("localhost", "root", "root", "phpform");

    $isim = $_POST["adi"];
    $sifre = $_POST["sifre"];
    $emailim = $_POST["emaili"];

    $sql = "INSERT INTO php_table(id,user_name,pass,email) VALUES (8, '$isim', '$sifre', '$emailim')";
    if ($conn->query($sql) === TRUE) {
         echo "New record created successfully";
        }
    else {
            echo "Error: " . $sql . "<br>" . $conn->error;
        }
        if($sql)
        {
            echo "Username :" . $isim . "<br>";
            echo "Password :" . $sifre . "<br>";
            echo "Email :" . $emailim . "<br>";

        }
    }


  ?>