tugasforumWEB
<?php
// Koneksi ke database MySQL
$host = "localhost";
$username = "root";
$password = "";
$dbname = "binus_registration";
$conn = new mysqli($host, $username, $password, $dbname);
// Cek koneksi
if ($conn->connect_error) {
die("Koneksi gagal: " . $conn->connect_error);
}
// Inisialisasi variabel
$nik = $name = $dob = $email = $phone = "";
$nikErr = $nameErr = $dobErr = $emailErr = $phoneErr = "";
if ($_SERVER["REQUEST_METHOD"] == "POST") {
// Validasi NIK
if (empty($_POST["nik"])) {
$nikErr = "NIK wajib diisi";
} elseif (!preg_match("/^[0-9]{16}$/", $_POST["nik"])) {
$nikErr = "NIK harus 16 digit angka";
} else {
$nik = $_POST["nik"];
}
// Validasi nama
if (empty($_POST["name"])) {
$nameErr = "Nama wajib diisi";
} else {
$name = $_POST["name"];
}
// Validasi tanggal lahir
if (empty($_POST["dob"])) {
$dobErr = "Tanggal lahir wajib diisi";
} else {
$dob = $_POST["dob"];
}
// Validasi email
if (empty($_POST["email"])) {
$emailErr = "Email wajib diisi";
} elseif (!filter_var($_POST["email"], FILTER_VALIDATE_EMAIL)) {
$emailErr = "Format email tidak valid";
} else {
$email = $_POST["email"];
}
// Validasi nomor telepon
if (empty($_POST["phone"])) {
$phoneErr = "Nomor telepon wajib diisi";
} elseif (!preg_match("/^[0-9]{10,15}$/", $_POST["phone"])) {
$phoneErr = "Nomor telepon tidak valid";
} else {
$phone = $_POST["phone"];
}
// Jika semua validasi lolos, masukkan data ke MySQL
if (empty($nikErr) && empty($nameErr) && empty($dobErr) && empty($emailErr) && empty($phoneErr)) {
$stmt = $conn->prepare("INSERT INTO students (nik, name, dob, email, phone) VALUES (?, ?, ?, ?, ?)");
$stmt->bind_param("sssss", $nik, $name, $dob, $email, $phone);
$stmt->execute();
echo "Mahasiswa baru berhasil didaftarkan!";
$stmt->close();
}
}
$conn->close();
?>
<!DOCTYPE html>
<html>
<head>
<title>Form Pendaftaran Mahasiswa Baru</title>
</head>
<body>
<h2>Pendaftaran Mahasiswa Baru</h2>
<form method="POST" action="<?php echo htmlspecialchars($_SERVER["PHP_SELF"]); ?>">
NIK: <input type="text" name="nik" value="<?php echo $nik; ?>">
<span style="color:red"><?php echo $nikErr; ?></span><br><br>
Nama: <input type="text" name="name" value="<?php echo $name; ?>">
<span style="color:red"><?php echo $nameErr; ?></span><br><br>
Tanggal Lahir: <input type="date" name="dob" value="<?php echo $dob; ?>">
<span style="color:red"><?php echo $dobErr; ?></span><br><br>
Email: <input type="text" name="email" value="<?php echo $email; ?>">
<span style="color:red"><?php echo $emailErr; ?></span><br><br>
Nomor Telepon: <input type="text" name="phone" value="<?php echo $phone; ?>">
<span style="color:red"><?php echo $phoneErr; ?></span><br><br>
<input type="submit" value="Daftar">
</form>