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  1. <?php
  2. /*Proses Penghitungan*/
  3. $panjang = $_POST['panjang'];
  4. $lebar = $_POST['lebar'];
  5.  
  6. $luas = $panjang * $lebar;
  7. $keliling = (2 * $panjang) + (2 * $lebar);
  8.  
  9. /*Proses Cetak*/
  10. echo ("<BR>");
  11. echo "Panjang = $panjang";
  12. echo ("<BR>");
  13. echo "Lebar = $lebar";
  14. echo ("<BR>");
  15. echo "Luas Bangun = $luas";
  16. echo ("<BR>");
  17. echo "Keliling Bangun = $keliling";
  18. ?>
Success #stdin #stdout #stderr 0.02s 24424KB
stdin
Standard input is empty
stdout
<BR>Panjang = <BR>Lebar = <BR>Luas Bangun = 0<BR>Keliling Bangun = 0
stderr
PHP Notice:  Undefined index: panjang in /home/l4JY7F/prog.php on line 3
PHP Notice:  Undefined index: lebar in /home/l4JY7F/prog.php on line 4