JavaQ



JavaQ

在介绍volatile之前，先简单了解一下Java内存模型。在Java虚拟机规范中试图定义一种Java内存模型（Java Memory Model，JMM）来屏蔽各个硬件平台和操作系统的内存访问差异，以实现让Java程序在各种平台下都能达到一致的内存访问效果，笔者认为是定义了程序中变量的访问规则。


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