Path.GetTempPath Method

Returns the path of the current user's temporary folder.

string result = Path.GetTempPath();  
Console.WriteLine(result);

C:\Users\UserName\AppData\Local\Temp\


Remarks
This method checks for the existence of environment variables in the following order and uses the first path found:

Windows
1. The path specified by the TMP environment variable.
2. The path specified by the TEMP environment variable.
3. The path specified by the USERPROFILE environment variable.
4. The Windows directory.
  // 例如 
  // TEMP=%USERPROFILE%\AppData\Local\Temp = C:\Users\[user1]\AppData\Local\Temp
  // TMP =%USERPROFILE%\AppData\Local\Temp = C:\Users\[user1]\AppData\Local\Temp
  // TEMP=%SystemRoot%\TEMP = C:\WINDOWS\TEMP
  // TMP =%SystemRoot%\TEMP = C:\WINDOWS\TEMP