proses input

<?php
	include'konpros.php';

    session_start();
    if (isset($_SESSION['username'])) {
        $username = $_SESSION['username'];
        header ('location:');
    }else if (empty($_SESSION['username'])) {
        header ('location:../../../login/login.php');
    }

    for ($i=0; $i++) {
    $tgl = $_POST['tgl_input'][$i];
    $nm_pemohon = $_POST['nama_pemohon'][$i];
    $nm_instansi = $_POST['nama_instansi'][$i];
    $jns_data = $_POST['jenis_data'][$i];
    $jml_unit = $_POST['jumlah_unit'][$i];
    $jml_waktu = $_POST['jumlah_waktu'][$i];
    $periode = $_POST['periode'][$i];
    $nm_disposisi = $_POST['nama_disposisi'][$i];
    $jns_tarif = $_POST['jenis_tarif'][$i];
    $hrg_total = $_POST['harga_total'][$i];

    $refdis = mysqli_prepare($koneksi, "INSERT INTO refdisposisi(tgl_masuk, nm_pemohon, nm_instansi, data_minta, jumlah_unit, jumlah_waktu, periode, nama_disposisi, jenis_tarif, harga) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)");

    mysqli_stmt_bind_param($refdis, 'ssssssssss', $tgl, $nm_pemohon, $nm_instansi, $jns_data, $jml_unit, $jml_waktu, $periode ,$nm_disposisi, $jns_tarif, $hrg_total);

    $result_dis = mysqli_stmt_execute($refdis);

    if ($result_dis) {
    echo "<script>alert('DATA BERHASIL DI INPUT'); window.location = 'laporansuper.php'</script>";
    }else{
    	echo "gagal";
    }
  }
?>