using namespace System.Windows.Forms
[MessageBox]::Show('Simple example for "using namespace"')
PS: 2 C:/Users/rene> using namepsace System.Globalization
At line:1 char:6
+ using namepsace System.Globalization
+ ~
Missing using directive
+ CategoryInfo : ParserError: (:) [], ParentContainsErrorRecordException
+ FullyQualifiedErrorId : MissingUsingStatementDirective