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问题引入: “为什么 finally 块总能执行?JVM 究竟做了什么?” “try-catch 在字节码层面是如何实现的?” 1 前置知识1.1 字节码是什么? Java 代码编译后的中间表示(.class 文件) JVM 执行的指令集,类似汇编语言 1.2 关键指令解析 指令 作用 示例 iconst_0 将 int 型 0 推入栈顶 int a = 0; idiv ...
Java

Welcome to Hexo! This is your very first post. Check documentation for more info. If you get any problems when using Hexo, you can find the answer in troubleshooting or you can ask me on GitHub. Qu...