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bantu ane gan

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Jan 17th, 2015
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  1. <?php
  2. include "koneksi.php";
  3. $id_barang=$_POST['id_barang'];
  4. $stok=$_POST['stok'];
  5. $istok=$_POST['istok'];
  6. $istok = preg_replace("/\-/", '', $istok);
  7. $terjual=$_POST['terjual'];
  8. $tambah=$stok+$istok;
  9. $total=$tambah-$terjual;
  10.  
  11. if($istok = preg_replace("/\-/", '', $istok))
  12. {
  13. echo "<script language='javascript'>
  14. alert('tidak boleh mengandung karakter minus (-)');
  15. window.location='tampilkan_barang.php';
  16. </script>";
  17. }
  18. else if(!is_numeric($istok))
  19. {
  20. echo "<script language='javascript'>
  21. alert('Maaf stok Hanya Bisa Di isi angka');
  22. window.location='tampilkan_barang.php';
  23. </script>";
  24.  
  25. }
  26. else
  27. {
  28. $perintah="update barang set stok='$tambah',sisa_stok='$total' where id_barang='$id_barang'";
  29. $query=mysql_query($perintah);
  30. echo "<script language='javascript'>
  31. alert('Jumlah Barang Sudah Di Tambah');
  32. window.location='tampilkan_barang.php';
  33. </script>";
  34. }
  35.  
  36. ?>
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