我正在使用codeigniter 3,在do_upload()
函数中得到类似You did not select a file to upload.
的错误,但正常的php函数move_uploaded_file()
工作正常。我参考了stackoverflow的大部分答案,但我没有得到答案。
我想它可能在wamp
期,但我不清楚它在哪里。如果这段代码在您的机器中有效,那么它将在我的wampphp或Apache设置中出现问题。
视图:(upload.php)
<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
</head>
<body>
<?php echo form_open_multipart('welcome/do_upload'); ?>
<input id="sfile" type="file" name="file">
<input type="submit" value="Submit">
<?php echo form_close(); ?>
</body>
</html>
控制器:(welcome.php)
function do_upload()
{
$config['upload_path'] = './uploads/';
$config['allowed_types'] = 'gif|jpg|png';
$config['max_size'] = '100';
$config['max_width'] = '1024';
$config['max_height'] = '768';
$this->load->library('upload', $config);
if ( ! $this->upload->do_upload()) //not working
{
$error = array('error' => $this->upload->display_errors());
var_dump($error);
}
else
{
$data = array('upload_data' => $this->upload->data());
}
echo $basename = $_FILES['file']['name'];
move_uploaded_file($_FILES['file']['tmp_name'],$config['upload_path'].$basename);
// move_uploaded_file() works fine
}
AS根据CI 3,您需要在$this->upload->do_upload('')
中传递name属性。
所以你需要在中传递名称属性
$this->upload->do_upload('file');
检查您上传的文件的大小,因为您设置了$config['max_size'] = '100';
。这意味着你将无法上传超过100kb 的文件大小
读取文件上传类
这可能与301错误导致的后期丢失有关。
尝试更换
<?php echo form_open_multipart('welcome/do_upload'); ?>
使用
<form action="do_upload" method="post" enctype="multipart/form-data">
如果它工作,路由配置中会有一些错误
首先加载上传库,然后初始化配置数据。
并在$this->upload->do_upload('file')中传递输入文件类型的属性名。
function do_upload()
{
$config['upload_path'] = './uploads/';
$config['allowed_types'] = 'gif|jpg|png';
$config['max_size'] = '100';
$config['max_width'] = '1024';
$config['max_height'] = '768';
$this->load->library('upload', $config); # Load upload library
$this->upload->initialize($config); # Initialize
if ( ! $this->upload->do_upload('file'))
{
$error = array('error' => $this->upload->display_errors());
var_dump($error);
}
else
{
$data = array('upload_data' => $this->upload->data());
}
}