[Foreigner]

PowerShell:

Код:

$urls = 'https://site.com/user/anything/anything',
        'https://anything.site.com/anything-anything-12345678/anything',
        'https://anything.site.com/'

$user, $post, $sub = $urls -replace '.+//[^./]+\.[^/]+/([^/]+)/.+','$1' -replace '\D+(\d+)/.+','$1'
        
$user
$post
$sub