PowerShell script of bookmark for editbook

bookmark.ps1

filter fifi {
   $drv = $_.substring(0, 2)
   $splits = $_.substring(2).split(":")
   if ($splits.length -eq 1) {
     $_
   } else {
     $drv + $splits[0]
   }
}

function fio {
   $target = $input | fifi | select-object -first 1
   ebclient $target
}

$g_bookmark_path = "C:\Users\karino2\home.txt"
function book {
  if ($args.Length -eq 0) {
    cat $g_bookmark_path;
    return;
  }
  $pat = $args[0];
  cat $g_bookmark_path | ?{ $_ -match $pat}
}