我正试图在codeigniter中为form_validation设置FILES。我已经写了以下代码。它对input fields工作正常,但对input files工作不正常。
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    <tr><th>Price</th><td>         <input type="text"  name="price"> </td></tr>
    <tr><th>Color</th><td>         <input type="text"  name="color"> </td></tr>
    <tr><th>Size</th><td>          <input type="text"  name="size"> </td></tr>




    <tr><th>Front Image</th><td>
                    <input type="file" name="userfile_1">          </td></tr>


   <tr><th>Right Sleeves Images</th><td>
                    <input type="file" name="userfile_2">          </td></tr>


    <tr><th>Left Sleeves Images</th><td>
                    <input type="file" name="userfile_3"></td></tr>


     <tr><th>Back Image</th><td>
                    <input type="file" name="userfile_4">          </td></tr>

    <tr><th>Submit </th><td><input type="submit"    value="Insert"> </td></tr>

控制器
$this->form_validation->set_rules('product_name','Product Name','required');
$this->form_validation->set_rules('price','Price','required');
$this->form_validation->set_rules('color', 'Color','required');

$this->form_validation->set_rules('userfile_1','Image 1','required');
$this->form_validation->set_rules('userfile_2','Image 2','required');
$this->form_validation->set_rules('userfile_3','Image 3','required');
$this->form_validation->set_rules('userfile_4','Image4','required');

我已经加载了所有必需的库和帮助程序。对于输入字段,它工作得很好,但是对于图像,它会说Image 1 is required,即使在我上传image1之后,其他文件也会发生同样的情况。
请指导我如何解决这个问题。
谢谢
塔哈

最佳答案

您可以尝试:

if (empty($_FILES['userfile_1']['name']))
{
$this->form_validation->set_rules('userfile_1','Image 1','required');
}
if (empty($_FILES['userfile_2']['name']))
{
$this->form_validation->set_rules('userfile_2','Image 2','required');
}
if (empty($_FILES['userfile_3']['name']))
{
$this->form_validation->set_rules('userfile_3','Image 3','required');
}
if (empty($_FILES['userfile_4']['name']))
{
$this->form_validation->set_rules('userfile_4','Image4','required');
}

07-24 09:50
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