You can use $findfile()'s built-in looping:

Code:
alias beforeapril {
  noop $findfile($mircdirtxts,*.txt,0,0,if ($file($1-).mtime > 1301605200) echo -a $nopath($1-) (Last modified $asctime($v1,dd/mm/yy) $+ )))
}

Invision Support
#Invision on irc.irchighway.net