This will sort by smallest.
UFUNCTION(BlueprintCallable, Category = "ExBPFL")
static void SortMapByFloat(const TMap<int32, float>& Src, TMap<int32, float>& outMap)
{
for (const TPair<int32, float>& entry : Src)
{
outMap.Add(entry);
}
outMap.ValueSort([](float s1, float s2)
{
return s1 < s2;
});
}