| 487 | |
| 488 | template<typename K, typename V, typename... Policies> |
| 489 | void set(const K& key, const V& value, Policies... policies) { |
| 490 | internal::_emval_set_property(as_handle(), val_ref(key).as_handle(), val_ref(value, policies...).as_handle()); |
| 491 | } |
| 492 | |
| 493 | template<typename T> |
| 494 | bool delete_(const T& property) const { |