表格最后第二行的背景色



我希望红色作为表格最后第二行的背景。

但它并没有改变。

我试过了:

    $i = 0;
    $total = 0;
    $stmttr = $user_home->runQuery("SELECT * FROM invoice WHERE BRN = :inv"); // Your query
    $stmttr->bindParam(':inv',$irn);
    $allRows = $stmttr->rowCount(); // Count Total rows available in result
    $tri = 0; // initiate variable to check <tr> status
        while($rowc)
        {
            extract($rowc);
            $i++;
?>
    <tr  <?php if(++$tri==$allRows) { ?> style="background-color: red;"<?php } ?>   >
      <td style="border-top:none !important; border-bottom:none !important;">

查看完整代码:

<?php
    $i = 0;
    $total = 0;
    $stmttr = $user_home->runQuery("SELECT * FROM invoice WHERE BRN = :inv"); // Your query
    $stmttr->bindParam(':inv',$irn);
    $allRows = $stmttr->rowCount(); // Count Total rows available in result
    $tri = 0; // initiate variable to check <tr> status
        while($rowc)
        {
            extract($rowc);
            $i++;
?>
    <tr  <?php if(++$tri==$allRows) { ?> style="background-color: red;"<?php } ?>   >
      <td style="border-top:none !important; border-bottom:none !important;">
        <?php echo $i; ?>
      </td>
      <td style="border-top:none !important; border-bottom:none !important;">
        <?php
        $itm = $IRN;
        $stmti = $user_home->runQuery('SELECT * FROM item WHERE IRN = :iinv ');
        $stmti->bindParam(':iinv',$itm);
        $stmti->execute();
        $rowci = $stmti->fetch(PDO::FETCH_ASSOC); 
        echo $rowci['Name']; 
        $srv = $SRN;
        $stmts = $user_home->runQuery('SELECT * FROM service WHERE SRN = :sinv ');
        $stmts->bindParam(':sinv',$srv);
        $stmts->execute();
        $rowcs = $stmts->fetch(PDO::FETCH_ASSOC); 
        ?>
        &nbsp;(<?php echo $rowcs['Name']; ?>)
      </td>
      <td style="border-top:none !important; border-bottom:none !important;">
        <?php echo $Quantity; ?>
      </td>
      <td style="border-top:none !important; border-bottom:none !important;">
        <?php echo $Amnt; ?>
      </td>
    </tr> 

错误位于:$allRows = $stmttr->rowCount(); // Count Total rows available in result

它不计算MySQL中可用的行

更新后的代码:

$i = 0;
    $total = 0;
    $stmttr = $user_home->runQuery("SELECT COUNT(*) As rows FROM invoice WHERE BRN = :inv"); // Your query
    $stmttr->bindParam(':inv',$irn);
    $stmttr->execute();
$cresult = $stmttr->fetch(PDO::FETCH_ASSOC);
$tf= ($cresult['rows']);
        while($rowc)
        {
            extract($rowc);
            $i++;
?>
    <tr  <?php if($i == $tf) { ?> style="background-color: red;"<?php } ?>   >
      <td style="border-top:none !important; border-bottom:none !important;">

希望对您有所帮助。祝你好运!!

  • 也许您的循环有问题。可变$rowc上有什么?
  • 也许您应该在第一个<tr>之前添加<table>,在第一个之后添加</table>最后的</tr>

CSS应该在css文件中,更好的做法!

我没有你的数据库,但如果这是你想要的,这段代码可以工作。

<?php
$tri = 0;
$nbrows=10;
 ?>
<table>
<?php
while ($tri<$nbrows) {  ?>
    <tr <?php if(++$tri==$nbrows) { echo "style="background-color: red;"";} ?> >
     <td style="border-top:none !important; border-bottom:none !important;">Your content </td>
      <td style="border-top:none !important; border-bottom:none !important;">Content 2 </td>
    </tr>
<?php
}
 ?>
</table>

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