Input a String a Search Pattern and a Substitution Pattern and then Press Submit

Form is:
$_ = $instring
$t = tr/search pattern/substitution/complement,delete,squash
$instring =
tr ///

in CleanUP, arg =
in CleanUP, arg =
in CleanUP, arg =

evaluating using NO squash and
evaluating no complement no delete
RESULTANT ($_) after tr =