/Clean (devenv.exe)
Cleans all intermediary files and output directories.
devenv FileName /Clean [ /project projectnameorfile [/projectconfig name ] ]
Arguments
FileName
Required. The full path and name of the solution file or project file./project ProjName
Optional. The path and name of a project file within the solution. You can enter a relative path from the SolutionName folder to the project file, or the project's display name, or the full path and name of the project file./projectconfig ProjConfigName
Optional. The name of a project build configuration to be used when cleaning the /project named.
Remarks
This switch performs the same function as the Clean Solution menu command within the integrated development environment (IDE).
Enclose strings that include spaces in double quotation marks.
Summary information for cleans and builds, including errors, can be displayed in the Command window, or in any log file specified with the /out switch.
Example
The first example cleans the MySolution solution, using the default configuration specified in the solution file.
The second example cleans the project CSharpConsoleApp, using the Debug project build configuration within the Debug solution configuration of MySolution.
Devenv "C:\Documents and Settings\someuser\My Documents\Visual Studio\Projects\MySolution\MySolution.sln" /Clean
devenv "C:\Documents and Settings\someuser\My Documents\Visual Studio\Projects\MySolution\MySolution.sln" /Clean /project "CSharpWinApp\CSharpWinApp.csproj" /projectconfig "Debug"