PHP image upload, store source code and preview_PHP tutorial

Copy code The code is as follows:

header("content-Type: text/html; charset=gb2312");
$uptypes=array('image/jpg', //上传文件类型列表
'image/jpeg',
'image/png',
'image/pjpeg',
'image/gif',
'image/bmp',
'application/x-shockwave-flash',
'image/x-png',
'application/msword',
'audio/x-ms-wma',
'audio/mp3',
'application/vnd.rn-realmedia',
'application/x-zip-compressed',
'application/octet-stream');
$max_file_size=10000000; //上传文件大小限制, 单位BYTE
$path_parts=pathinfo($_SERVER['PHP_SELF']); //取得当前路径
$destination_folder="up/"; //上传文件路径
$watermark=0; //是否附加水印(1为加水印,0为不加水印);
$watertype=1; //水印类型(1为文字,2为图片)
$waterposition=2; //水印位置(1为左下角,2为右下角,3为左上角,4为右上角,5为居中);
$waterstring="www.yinao.tk"; //水印字符串
$waterimg="xplore.gif"; //水印图片
$imgpreview=1; //是否生成预览图(1为生成,0为不生成);
$imgpreviewsize=1/1; //缩略图比例
?>