static <A> A highestBy(Iterable<A> l, O f) {
  ret highestByFunction(l, f);
}



static <A> A highestBy(O f, Iterable<A> l) {
  ret highestByFunction(f, l);
}

static <A> A highestBy(Iterable<A> l, IF1<A, ? extends Comparable> f) {
  ret highestByFunction(f, l);
}

static <A> A lambdaMapLike highestBy(IF1<A, ? extends Comparable> f, Iterable<A> l) {
  ret highestByFunction(f, l);
}

static <A> A highestBy(IF1<A, ? extends Comparable> f, A[] l) {
  ret highestByFunction(f, wrapAsList(l));
}