How long is Facebook caching the sharing thumbnails?

后端未结
关注
 3  951
情深已故 2021-01-11 15:19
How long is Facebook caching the sharing thumbnails? I\'ve added a custom thumbnail for my page using:

      
      
        
          3条回答        

        
                    
            
            
                         
                
              
              
                
                   情书的邮戳
                                             
                
                
                (楼主)
            
              
              
                2021-01-11 16:00
              

            
            
                        
Check the page with Facebook URL Linter, it seems to reload the thumbnails images in the cache.

http://developers.facebook.com/tools/lint
    
             
                                                        
            
            
              
                
                0
              
                   
                
               讨论(0)
              
                                                  
              
              
                          
             
       
          
              
                                       
     查看其它3个回答


            
                         
                    


               
            
    发布评论:
    
         
                        
    
    提交评论 
  
  

                    
                    
                    
                        
                        
                         加载中...
                        
                    
                
          
                              			
        
        
        
          
            
            
              
              
            
    


                                 
              
            
                          
    

        
         
                验证码
                
                  
                
                
                   看不清?
                
              
                                  
                    
   
                 
             
              提交回复