and<T> function
Implementation
PredicateFn<T> and<T>(List<PredicateFn<T>> predicates) {
return (T value) => predicates.every((predicate) => predicate(value));
}
PredicateFn<T> and<T>(List<PredicateFn<T>> predicates) {
return (T value) => predicates.every((predicate) => predicate(value));
}