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                            ## 說明
在IO開發中,我們傳輸最頻繁的數據為字符
我愛你-->(編碼) 101010101010100101010 -> (解碼)妹子
而以字節方式傳輸字符需要每次將字符串轉換成字節再處理,而且喪失了程序員對數據內容的判斷(因為我們只認識字符,不認識字節).所以為了讓程序員方便對字符進行操作,java提供了專門以字符作為操作單位的類--字符流,其底層仍然為字節流.
顯然字符流只能操作字符,無法操作其他數據,如音頻,視頻等.字符流的出現,大大的提高我們的開發效率了.
                    
                
        
                
            
        
                
    
                
    
                
        
                
    
                

                







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