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May 31st, 2016
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  1. <?php
  2.  
  3. if(isset($_GET['id']))
  4. {
  5. if(isset($_GET['actie']))
  6. {
  7. if($_GET['actie'] == "mod")
  8. {
  9. //Connectie met database
  10. $con = mysqli_connect("localhost", "root", "", "drankendb");
  11. //Opbouwen query
  12. $query = "SELECT * FROM drank WHERE id = ".$_GET['id'];
  13. //Uitvoeren query
  14. $result = mysqli_query($con, $query);
  15. //Resultaat van de query opslaan in $rij
  16. $rij = mysqli_fetch_object($result);
  17.  
  18.  
  19. ?>
  20.  
  21.  
  22. <form method="POST">
  23. <table>
  24. <tr>
  25. <th>Dranknaam:</th>
  26. <td><input type="text" name="txtNaam" value="<?php echo $rij->naam; ?>"/></td>
  27. </tr>
  28. <tr>
  29. <th>Soort:</th>
  30. <td>
  31. <SELECT name="selSoort">
  32. <?php
  33.  
  34. if($rij->soort == "bier") echo "<OPTION value='Bier' SELECTED>Bier</OPTION>";
  35. else "<OPTION value='Bier'>Bier</OPTION>";
  36.  
  37. if($rij->soort == "Wijn") echo "<OPTION value='Wijn' SELECTED>Wijn</OPTION>";
  38. else "<OPTION value='Wijn'>Wijn</OPTION>";
  39.  
  40. if($rij->soort == "Frisdrank") echo "<OPTION value='Frisdrank' SELECTED>Frisdrank</OPTION>";
  41. else "<OPTION value='Frisdrank'>Frisdrank</OPTION>";
  42.  
  43. if($rij->soort == "Whiskey") echo "<OPTION value='Whiskey' SELECTED>Whiskey</OPTION>";
  44. else "<OPTION value='Whiskey'>Whiskey</OPTION>";
  45.  
  46. ?>
  47. </SELECT>
  48. </td>
  49. </tr>
  50. <tr>
  51. <th>Aantal:</th>
  52. <td>
  53. <SELECT name ="selAantal">
  54. <?php
  55. for($i = 1; $i <= 20; $i++)
  56. {
  57. echo "<OPTION value='$i'>$i</OPTION>";
  58. }
  59. ?>
  60. </SELECT>
  61. </td>
  62. </tr>
  63. <tr>
  64. <th></th>
  65. <td><input type="submit" name="btnVerstuur" value="Verzend"/>
  66. </td>
  67. </tr>
  68. </table>
  69.  
  70. <?php
  71.  
  72. }
  73. }
  74. }
  75.  
  76. if(isset($_POST['btnVerstuur']))
  77. {
  78. $naam = $_POST['txtNaam'];
  79. $soort = $_POST['selSoort'];
  80. $aantal = $_POST['selAantal'];
  81.  
  82. $id = $_GET['id'];
  83.  
  84. $query = "UPDATE drank SET naam = '$naam', soort = '$soort', aantal = $aantal WHERE id = $id";
  85. $con = mysqli_connect("localhost", "root", "", "drankendb");
  86. $isGelukt = mysqli_query($con, $query);
  87. if($isGelukt) Header("Location: Drank.php");
  88. else echo "update mislukt";
  89.  
  90. }
  91.  
  92.  
  93. ?>
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