span>html>html lang=en>head> meta charset=utf-8> title>viewtitle> link rel=stylesheet href=? type=text/css />head>body>div class=register> form enctype=multipart/form-data method=post action=uploadprocess.php name=myform> table> tr>td align=center colspan=2>font style=font-size: 40px;font-family:华文彩云;> 文件上传font>td>tr> tr>td>请输入用户名：td>td>input type=text name=username /> td>tr> tr>td>请简单介绍该文件td>td>textarea rows=10 cols=40 name=fileintro > textarea>td>tr> tr>td>请选择上传的文件：td>td>input type=file name=myfile /> td>tr> tr>td>input type=submit value=上传>td>td> td>tr> table> form>div>body>html> ;print_r($_files);echo ;//上传大文件时，需在php.ini中修改post_max_size和upload_max_filesize参数；$user_path=$_server['document_root']./hanshunping/up/.$username;$user_path=iconv(utf-8,gb2312,$user_path);if(!file_exists($user_path)){ mkdir($user_path);}$filename=$_files['myfile']['name'];$filename=iconv(utf-8,gb2312,$filename);if(is_uploaded_file($_files['myfile']['tmp_name'])){ $uploaded_file=$_files['myfile']['tmp_name']; //避免同一用户上传的同一名字文件被覆盖；$move_to_file=$user_path./.time().rand(1,1000).substr($filename,strrpos($filename,.)); if(move_uploaded_file($uploaded_file,$move_to_file)){ echo $_files['myfile']['name'].上传ok; }else{ echo 上传失败; }}else{ echo failed;}
以上就介绍了php:文件系统③，包括了方面的内容，希望对php教程有兴趣的朋友有所帮助。