LIEFARHANRPL

 Awalnya     : Nah terus masuk ke form ubahnya Nih sytaknya     : <?php $nis = $_GET [ 'nis' ]; include "config.php" ; $perintah = "select * from tb_siswa where nis=' $nis '" ; $query = mysqli_query ( $koneksi , $perintah ); $data = mysqli_fetch_array ( $query ); ? > < center > < form method = "post" action = "proses_ubah_siswa.php" > < table border = "1" cellpadding = "8" cellspacing = "0" >     < tr >         < th colspan = "2" > FORM UBAH SISWA </ th >     </ tr >     < tr >         < td > NIS </ td >         < td >< input type = "text" name = "nis" value = " <?= $data [ 'nis' ]; ? > " ></ td >     </ tr >     < tr >         < td > Nama </ td >         < td >< input type = "te...

 MariaDB [db_smk]> use tb_siswa; ERROR 1049 (42000): Unknown database 'tb_siswa' MariaDB [db_smk]> select * from tb_siswa; +------------+----------------+---------------+--------------+---------------+-----------------+ | nis        | nama           | jenis_kelamin | tempat_lahir | tanggal_lahir | nama_ibukandung | +------------+----------------+---------------+--------------+---------------+-----------------+ |        220 | Andhika        | Laki - laki   | malaysia     | 2025-11-09    |                 | |       6883 | FarhanLie      | Laki - laki   | jakarta      | 2025-11-18    | kakak           | |       7553 | Hanlho         | Laki - laki   | jakarta...