发表新帖
发表新帖

Cast received object to a List<object> or IEnumerable<object>

后端 未结
关注
8 1569
佛祖请我去吃肉
佛祖请我去吃肉 2020-12-07 23:52

I\'m trying to perform the following cast 

private void MyMethod(object myObject)  
{  
    if(myObject is IEnumerable)  
    {
        List c         


        
      
      
      

        

          8条回答        


        
    
                    
  • 
            
            
    
                         
                 無奈伤痛 
              
              
    
                
                   無奈伤痛
                                             
                
                
                (楼主)
            
              
                  
    
                2020-12-08 00:34
              
    

            
    
            
    
              
              

    C# 4 will have covariant and contravariant template parameters, but until then you have to do something nongeneric like
    


    IList collection = (IList)myObject;

    
    
    
             
    
                                                        
    
            
    
            
    
              
                
                0
              
                   
                
               讨论(0)
              
                                                  
              
              
    
                          
             
       
          
              
    
                                       
    

    

                
    
                         
          
    • 
                              			
        

        
        

          

            
            

              
              

            
    


                                 
              

            

                          
    

        
         

                
                

                  
                

                

                   看不清?
                

              

                                  

                    
   
                 
             
              
提交回复

            

          

        

      

       
      
    
    

          
 
     
 

        
热议问题