Something
public text v1 · immutableon *:input:*: {
if ($left($1,1) != $chr(47)) {
say $remove($1,$left($1,1),$upper($left($1,1)))
halt
}
}on *:input:*: {
if ($left($1,1) != $chr(47)) {
say $remove($1,$left($1,1),$upper($left($1,1)))
halt
}
}