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                            ![](https://img.kancloud.cn/78/12/78126420f0477a032d7ad5101f2c6d5a_892x454.png)

>  JDK是?Java?語言的軟件開發工具包，主要用于移動設備、嵌入式設備上的java應用程序。JDK是整個java開發的核心，它包含了JAVA的運行環境（JVM+Java系統類庫）和JAVA工具。

> JRE 是java運行時，用于執行java程序。

> JVM 是java虛擬機，將java的class字節碼文件翻譯成二進制可執行程序。
                    
                
        
                
            
        
                
    
                
    
                
        
                
    
                

                







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