简单的php文件上传。一个文件搞定。
把下面代码另存为uploads.php 然后放在www目录即可
简易文件上传
/* * uploads.php * @name: simeple php file upload && download tool * @author: rainysia * @copyright: Copyright (c) 2006 - 2013, BTROOT, Inc. * @version: Version 1.0 * @createTime: 2013-09-17 23:31:02 * @lastChange: 2013-10-17 15:55:40 */ function file_list($dir,$pattern=""){ $arr=array(); $dir_handle=opendir($dir); if($dir_handle){ while(($file=readdir($dir_handle))!==false){ if($file==='.' $file==='..'){ continue; } $tmp=realpath($dir.'/'.$file); if(is_dir($tmp)){ $retArr=file_list($tmp,$pattern); if(!empty($retArr)){ $arr[]=$retArr; } } else { if($pattern==="" preg_match($pattern,$tmp)){ $arr[]=$tmp; } } } closedir($dir_handle); } return $arr; } $d_root = $_SERVER['DOCUMENT_ROOT']; $store_dir = "$d_root/uploads/";// 上传文件的储存位置 if (!is_dir($store_dir)) { mkdir($store_dir,0777,true); } $file_arr = file_list($store_dir); foreach ($file_arr as $v=>$k) { $d_root_no = strlen($d_root); $l = substr($k,$d_root_no); echo $v.'号文件下载地址为: '.$_SERVER['SERVER_ADDR'].$l.'
'; } $upload_file=isset($_FILES['upload_file']['tmp_name'])?$_FILES['upload_file']['tmp_name']:''; $upload_file_name=isset($_FILES['upload_file']['name'])?$_FILES['upload_file']['name']:''; $upload_file_size=isset($_FILES['upload_file']['size'])?$_FILES['upload_file']['size']:''; if($upload_file){ $file_size_max = 1000*1000*200;// 200M限制文件上传最大容量(bytes) if (!is_dir($store_dir)) { mkdir($store_dir,0777,true); } $accept_overwrite = 1;//是否允许覆盖相同文件 // 检查文件大小 if ($upload_file_size > $file_size_max) { echo "对不起,你的文件容量大于规定"; exit; } // 检查读写文件 if (file_exists($store_dir . $upload_file_name) && !$accept_overwrite) { echo "存在相同文件名的文件"; exit; } //复制文件到指定目录 if (!move_uploaded_file($upload_file,$store_dir.$upload_file_name)) { echo "复制文件失败"; exit; } } if (isset($_FILES['upload_file'])) { echo "
你上传了文件:";
echo isset($_FILES['upload_file']['name'])?$_FILES['upload_file']['name']:'';
echo "
";
//客户端机器文件的原名称。
echo "文件的 MIME 类型为:";
echo isset($_FILES['upload_file']['type'])?$_FILES['upload_file']['type']:'';
//文件的 MIME 类型,需要浏览器提供该信息的支持,例如“image/gif”。
echo "
";
echo "上传文件大小:";
echo isset($_FILES['upload_file']['size'])?$_FILES['upload_file']['size']:'';
//已上传文件的大小,单位为字节。
echo "
";
echo "文件上传后被临时储存为:";
echo isset($_FILES['upload_file']['tmp_name'])?$_FILES['upload_file']['tmp_name']:'';
//文件被上传后在服务端储存的临时文件名。
$erroe = isset($_FILES['upload_file']['error'])?$_FILES['upload_file']['error']:'';
switch($erroe){
case 0:
echo "上传成功"; break;
case 1:
echo "上传的文件超过了 php.ini 中 upload_max_filesize 选项限制的值."; break;
case 2:
echo "上传文件的大小超过了 HTML 表单中 MAX_FILE_SIZE 选项指定的值。"; break;
case 3:
echo "文件只有部分被上传"; break;
case 4:
echo "没有文件被上传"; break;
case 6:
echo "没有缓存目录"; break;
case 7:
echo "上传目录不可读"; break;
case 8:
echo "上传停止"; break;
default :
echo "没有选择上传文件"; break;
}
echo "";
}
?>