duangang4940 2014-04-16 14:57
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在codeigniter中切换案例

I am using the codeigniter framework.I have a switch-case problem in view where the switch case do not function. The $total_Assessment do not grouped according to marks range, all value of the $grade are the same. Hope someone can correct my mistake.

Here is my view function:

  <?php $number=1;$grade=null;$pointer=0;$level=null;?>
                 <?php foreach ($query as $data):?>
                 <tr>
                     <td><?php echo $number ?></td>
                     <td><?php echo $data->Matric_No; ?></td>
                     <td><?php echo $data->Student_Name; ?></td>
                     <td><?php echo $data->Result_Mark_1; ?></td>
                     <td><?php echo $data->Result_Mark_2; ?></td>
                     <td><?php echo $data->Result_Mark_3; ?></td>
                     <td><?php echo $data->Result_Mark_4; ?></td>
                     <td><?php echo $data->Result_Mark_5; ?></td>

                     <?php $total_Assessment=$data->Result_Mark_1+$data-Result_Mark_2+$data->Result_Mark_3+$data->Result_Mark_4+$data->Result_Mark_5 ?>
                     <td><?php echo $total_Assessment ?></td>

                     <?php
                     switch ($total_Assessment)
                     {
                         case "$total_Assessment>=80":
                             $grade="A";
                             break;

                         case "$total_Assessment>=75":
                             $grade="A-";
                             break;

                         case "$total_Assessment>=70":
                             $grade="B+";
                             break;

                         case "$total_Assessment>=65":
                             $grade="B";
                             break;

                         case "$total_Assessment>=60":
                             $grade="B-";
                             break;

                         case "$total_Assessment>=55":
                             $grade="C+";
                             break;

                         case "$total_Assessment>=50":
                             $grade="C";
                             break;

                         case "$total_Assessment>=45":
                             $grade="C-";
                             break;

                         case "$total_Assessment>=40":
                             $grade="D";
                             break;

                         default:
                             $grade="F";

                     }
                     ?>

                     <td><?php echo $grade?></td>

Thank you.

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2条回答 默认 最新

  • douzheng1853 2014-04-16 15:05
    关注

    Try to remove the double quotes like this:

    case "$total_Assessment>=70":

    to this:

    case $total_Assessment>=70:

    Hope it will help.

    本回答被题主选为最佳回答 , 对您是否有帮助呢?
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