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                            大量數據操作中，JavaScript在運行時，網頁會被卡住。
運行PHP時，網頁也同樣被卡住。
而Ajax由于可以隔離PHP操作大量數據時造成的卡頓，所以應該將大量數據的操作交給PHP后端進行。
                    
                
        
                
            
        
                
    
                
    
                
        
                
    
                

                







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