<?php
    include 'lib/library.php';

    $nis = $_GET['nis'];

    if (empty($nis)) header('Location: index.php');

    $sql = "SELECT * FROM siswa WHERE nis = '$nis' ";
    $query = $mysqli->query($sql);
    $siswa = $query->fetch_array();

    if (empty($siswa)) header('Location: index.php');

    include 'views/v_tambah.php';
?>