使用File Uploading类,无涯教程可以上传文件,也可以限制要上传文件的类型和大小。按照给定示例步骤操作,以了解CodeIgniter中的文件上传过程。
复制以下代码并将其存储在 application/view/Upload_form.php 中。
<html> <head> <title>Upload Form</title> </head> <body> <?php echo $error;?> <?php echo form_open_multipart('upload/do_upload');?> <form action="" method=""> <input type="file" name="userfile" size="20" /> <br /><br /> <input type="submit" value="upload" /> </form> </body> </html>
复制下面给出的代码,并将其存储在 application/view/Upload_success.php
链接:https://www.learnfk.comhttps://www.learnfk.com/codeigniter/codeigniter-file-uploading.html
来源:LearnFk无涯教程网
<html> <head> <title>Upload Form</title> </head> <body> <h3>Your file was successfully uploaded!</h3> <ul> <?phpforeach ($upload_data as $item => $value):?> <li><?php echo $item;?>: <?php echo $value;?></li> <?phpendforeach; ?> </ul> <p><?php echo anchor('upload', 'Upload Another File!'); ?></p> </body> </html>
复制下面给出的代码,并将其存储在 application/controllers/Upload.php 中。在CodeIgniter的根目录中创建" uploads "文件夹。
<?php class Upload extends CI_Controller { public function __construct() { parent::__construct(); $this->load->helper(array('form', 'url')); } public function index() { $this->load->view('upload_form', array('error' => ' ' )); } public 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('userfile')) { $error=array('error' => $this->upload->display_errors()); $this->load->view('upload_form', $error); } else { $data=array('upload_data' => $this->upload->data()); $this->load->view('upload_success', $data); } } } ?>
在 application/config/routes.php 中的路由文件中进行以下更改,并在文件末尾添加以下行。
$route['upload']='Upload';
现在,让无涯教程通过在浏览器中访问以下URL来执行此示例。将URL替换为yoursite.com。
http://yoursite.com/index.php/upload
它将产生以下屏幕-
成功上传文件后,您将看到以下屏幕-
祝学习愉快!(内容编辑有误?请选中要编辑内容 -> 右键 -> 修改 -> 提交!)