java的系统环境变量

写C/C++的程序员应该知道系统的环境变量会被经常用到。在java中由于有虚拟机，这些到用得不多了。但偶尔还是会用到的。下面列出java的环境变量，以备查用：

 

able 13.1. Java System Properties

System PropertyDescription

java.version	Java Runtime Environment version
java.vendor	Java Runtime Environment vendor
java.vendor.url	Java vendor URL
java.home	Java installation directory
java.vm.specification.version	Java Virtual Machine specification version
java.vm.specification.vendor	Java Virtual Machine specification vendor
java.vm.specification.name	Java Virtual Machine specification name
java.vm.version	Java Virtual Machine implementation version
java.vm.vendor	Java Virtual Machine implementation vendor
java.vm.name	Java Virtual Machine implementation name
java.specification.version	Java Runtime Environment specification version
java.specification.vendor	Java Runtime Environment specification vendor
java.specification.name	Java Runtime Environment specification name
java.class.version	Java class format version number
java.class.path	Java class path
java.ext.dirs	Path of extension directory or directories
os.name	Operating system name
os.arch	Operating system architecture
os.version	Operating system version
file.separator	File separator ("/" on UNIX, "\" on Windows)
path.separator	Path separator (":" on UNIX, ";" on Windows)
line.separator	Line separator ("\n" on UNIX and Windows)
user.name	User's account name
user.home	User's home directory
user.dir	User's current working

以上变量都可以通过System.getProperty("propName")的方式获取。

 

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• 2008-12-30 13:24
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