java - 为什么Javac源代码是用Java编写的？

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已关闭8年。




我从here下载了javac源代码，发现它本身是用Java语言编写的。但是，我期望它是用c/c++编写的。

无论如何，在没有Java编译器的情况下，如何用Java编写的Java编译器源代码进行编译？

最佳答案

从here:



此外，编译后的字节码由用c++编写的JVM解释。从here: