#include <Array.au3>
$Text = ' IsUnlimited Value ' &@CRLF& _
' ----------- ----- ' &@CRLF& _
' False 512 MB (536,870,912 bytes) ' &@CRLF& _
'TotalItemSize ' &@CRLF& _
'270'
$sPattern = '(?s)(\d+).+\D(\d+)' ; или '(?:\h|\R)(\d+)(?:\h|\Z)'
$str=StringRegExp($Text, $sPattern, 3)
_ArrayDisplay($str)