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使用PHP和HTML在每個表行上生成的按鈕

[英]Generated button on each table row with PHP and HTML

我有以下代碼使用PHP和HTML在每個表行上生成按鈕:

<!DOCTYPE HTML>
  <h2 class="text-center">Consulta</h2>
  <br>
  <table class="table table-striped">
    <tr class="info">
      <td class="black"><span style="font-weight:bold">#</span></td>
      <td class="black"><span style="font-weight:bold">Data</span></td>
      <td class="black"><span style="font-weight:bold">Condomínio</span></td>
      <td class="black"><span style="font-weight:bold">Entrada</span></td>
      <td class="black"><span style="font-weight:bold">Título</span></td>
      <td class="black"><span style="font-weight:bold">Autor</span></td>
      <td class="black"><span style="font-weight:bold">Estado</span></td>
      <td class="black"><span style="font-weight:bold"></span></td>
    </tr>
    <?php
    $select = "SELECT * FROM database";
    $get = mysqli_query($cnn, $select) or die ('error');
    while($row = mysqli_fetch_array($get, MYSQLI_ASSOC)) {
      echo "<tr>";
      echo "<td>";
      echo $row['id'];
      echo "</td><td>";
      echo $row['data'];
      echo "</td><td>";
      echo $row['condominio'];
      echo "</td><td>";
      echo $row['entrada'];
      echo "</td><td>";
      echo $row['titulo'];
      echo "</td><td>";
      echo $row['autor'];
      echo "</td><td>";            
      echo $row['estado'];
      echo "</td><td>";    
      $html = '<form role="form" class="form-inline" method="POST" enctype="multipart/form-data" action="thispage.php">';
      echo $html;
      echo '<button type="submit" name="alter'.$row['id'].'" id="alter'.$row['id'].'" class="btn btn-default btn-xl">alter'.$row['id'].'</a></button>';
      echo '</form>';

      echo "</td>";
      echo "</tr>";
    }
    echo "</table>";
?>
</html>

而且,當然,我想使用按鈕,但是下面的代碼對我不起作用:

<?php
$var = "row['id']";
$var2 = "alter".$var;
if (isset($_POST['$var2'])) {
  echo('some code');
} 
?>

我看到了一些使用Javascript的解決方案,但我只能使用PHP和HTML,因此,如果有人可以幫助,我將不勝感激。

以簡單的方式替換按鈕鏈接

當您獲取數據時,放置一個類似的鏈接

echo " <a href='?id=".$row['id']."'>'alter'".$row['id']."</a>"

在下一頁像這樣使用它

if(isset($_GET['id']))
{
do something 
}
if (isset($_POST[$var2])) {
  echo('some code');
} 

嘗試這個。 我猜$var2被當作​​一個字符串,因為它$var2引號覆蓋

如果$ var2應該將“ alter1”,“ alter2”,“ alter3”等讀為該行,

$var = "row['id']";

應該讀,

$var = $row['id'];


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