<?phpif(isset($_FILES['upfile'])){ if (is_uploaded_file($_FILES['upfile']['tmp_name'])){$upfile=$_FILES["upfile"];$name = $upfile["name"];$type = $upfile["type"];$size = $upfile["size"];$tmp_name = $upfile["tmp_name"];$error = $upfile["error"];$ok=0;switch($type){ case 'image/pjpeg': $ok=1; break; case 'image/jpeg': $ok=1; break; case 'image/gif': $ok=1; break; case 'image/png': $ok=1; break;}if($ok==1&&$error=='0'){ if(move_uploaded_file($tmp_name,'up/'.$name)){ echo "上传成功!";}}else{ echo "上传失败,请检查格式";};}}?><form enctype="multipart/form-data" method="post" name="upform"><input name="upfile" type="file"><input type="submit" value="上传"></form>
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