如何在小巧玲珑中创建文件验证?

How to create file validation in dapper?

要在 dapper 中创建文件验证,我被卡住了 this.could 谁能帮我描述一下?

           XmlReader reader = XmlReader.Create(schema + "\Students.xml", settings);  
           while (reader.Read()) ;  
           if (valid)  
           {  
               writertbox("Document SCHEMA is valid");  
           }  // end if  
           valid = true;  
           reader.Close(); 

试试下面的代码:

string extension =

Path.GetExtension (file.FileName);

if(extension != ".xlsx" || extension !=

".xls")

{

return BadRequest();

}