Explain the meaning of the corresponding path variable

When using the windows system, we often come into contact with variables of the form such as %windir% or %systemdrive%. What do these variables mean? The location of the operating system or software stored on different people's computers may be different, and the directory names may be different, so use the variables of “%***%” The way represents a path, called a path variable. Today, Xiaobian has compiled the corresponding path for the variable expression in the Windows system. Let's take a look at it.
The meaning of the path variable:
%systemDrive%
refers to the system where your system is located. The disk directory, such as C:
%windir%, %windows%, %SystemRoot%
, indicates the directory where Windows is located and the system root directory. In the case of xp, it refers to C:windows, and in 2000, it refers to the directory where C:WinNt %Temp%
system temporary folder is located. %windir%temp
%userprofile%
refers to the current user's configuration file directory. For example, C:Documents and Settings
%ProgramFiles%
refers to the Program Files program installation directory. For example, C:Program Files
%System%
refers to the directory where the system is located. Under XP, it refers to C:windowssystem32, 2000 refers to C:winntsystem32
%commonProgramfiles%
general file directory.
If you want to move or customize the path variable, you can right-click on the property in the "My Computer" button, click on the "Advanced" tab, select "Environment Variable", create a new path variable, value For the place you want.