using assembly System.Net.Http
using namespace System.Net.Http

class Test : HttpClient {
}

[HttpClient]::new()



Output
=========================

Au caractère C:\Users\0xCDCDCDCD\Desktop\Test.ps1:4 : 14
+ class Test : HttpClient {
+              ~~~~~~~~~~
Type [HttpClient] introuvable.
    + CategoryInfo          : ParserError: (:) [], ParentContainsErrorRecordException
    + FullyQualifiedErrorId : TypeNotFound