ff
infix macro boolean
flip-flop inclusive
https://docs.raku.org/language/operators#infix_ff

^ff
infix macro boolean
flip-flop excluding start
https://docs.raku.org/language/operators#infix_^ff

ff^
infix macro boolean
flip-flop excluding end
https://docs.raku.org/language/operators#infix_ff^

^ff^
infix macro boolean
flip-flop exclusive
https://docs.raku.org/language/operators#infix_^ff^

fff
infix macro boolean
sed-like flip-flop inclusive
https://docs.raku.org/language/operators#infix_fff

^fff
infix macro boolean
sed-like flip-flop excluding start
https://docs.raku.org/language/operators#infix_^fff

fff^
infix macro boolean
sed-like flip-flop excluding end
https://docs.raku.org/language/operators#infix_fff^

^fff^
infix macro boolean
sed-like flip-flop exclusive
https://docs.raku.org/language/operators#infix_^fff^


contains the operators that produce C<True> or C<False> depending on
multiple conditions.
