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  1. or download this
    $string = sprintf "%s%s%s", $var1, $var2, $var3;
  2. or download this
     % perl -e'print "found " . 1+2 . " items" . $/'
2 items
  3. or download this
        join '',
        ...,
        sprintf( "%6.2f", $amount ),
        ...,
    ;
  4. or download this
        join '',
        $cmp, " '", $count, " ", $unit, "'::interval";
  5. or download this
        sprintf "%s '%d %s'::interval", ...;