<?php
//memanggil koneksi
include 'koneksi.php';

//mengambil data yg dikirim dari form
$nama = $_POST['nama'];
$ponsel = $_POST['ponsel'];
$gender = $_POST['gender'];

//cek apakah data ada yg kosong
if($nama == '' or $ponsel == '' or $gender == ''){
    ?>
    <script type="text/javascript">
        alert("Tidak Berhasil");
        window.location.href='tambah.php';
    </script>
    <?php
}
else{
    // memasukan data ke database
    $masukan = mysqli_query($koneksi,"INSERT INTO warga VALUES('','$nama','$gender','$ponsel')");
    if($masukan){
        ?>
            <script type="text/javascript">
                alert("Berhasil");
                window.location.href='index.php';
            </script>
        <?php
    }
    else{
    ?>
            <script type="text/javascript">
                alert("Gagal");
                window.location.href='tambah.php';
            </script>
        <?php
    }
}
?>