biasakan pake pastebin..

<?php
include('koneksi.php');
$namafolder="gambar/"; //tempat menyimpan file
if (!empty($_FILES["nama_file"]["tmp_name"]))
{
$jenis_gambar=$_FILES['nama_file']['type'];
if($jenis_gambar=="image/jpeg" || $jenis_gambar=="image/jpg" || $jenis_gambar=="image/gif" || $jenis_gambar=="image/x-png") {
 $gambar = $namafolder . basename($_FILES['nama_file']['name']);
if (move_uploaded_file($_FILES['nama_file']['tmp_name'], $gambar)) {
echo "Gambar berhasil dikirim ".$gambar;
}else{  die('gagal move bro');  }
}else{ die('tipe='.$jenis_gambar);}
}else{ die('gk ada filenya') }

$judul=$_POST['judul'];
$isi=$_POST['isi'];
$kategori=$_POST['kategori'];
$lokasi_file = $_FILES['gambar']['tmp_name'];
$nama_file = $_FILES['gambar']['name'];

$sql="insert into artikel (judul, isi, kategori, nama_file)
values ('".$judul."','".$isi."','".$kategori."','".$gambar."')";
$sq=mysql_query($sql) or die(mysql_error());

if ($sql)
{

header('location:index.php');
die;
}
header('location:error.php');
die;
?>