-Command does not run

[paul.her...@gmail.com]

Running the following from cmd.exe appears to do nothing. No output. No error message.

C:>powershell -NoProfile -Command "& { Get-ChildItem -Path 'C:/src/t/' ^| Remove-Item -Recurse -WhatIf }"

Removing the invocation operator appears to simply make the command be printed.

C:>powershell -NoProfile -Command "{ Get-ChildItem -Path 'C:/src/t/' ^| Remove-Item -Recurse -WhatIf }"
Get-ChildItem -Path 'C:/src/t/' ^| Remove-Item -Recurse -WhatIf

The pipe (VERTICAL BAR) character is escaped. What's going on here?

[JJ]

Because the escape character (^) is within double-quotes. The escape
character is passed as is to the PowerShell's command line. Thus the actual
command executed in PowerShell is: