__gnu_pbds::null_type(3) | Library Functions Manual | __gnu_pbds::null_type(3) |
NAME
__gnu_pbds::null_type - Represents no type, or absence of type, for template tricks.
SYNOPSIS
#include <tag_and_trait.hpp>
Inherited by __gnu_pbds::null_node_update< _Tp1, _Tp2, _Tp3, _Tp4 >.
Detailed Description
Represents no type, or absence of type, for template tricks.
In a mapped-policy, indicates that an associative container is a set.
In a list-update policy, indicates that each link does not need metadata.
In a hash policy, indicates that the combining hash function is actually a ranged hash function.
In a probe policy, indicates that the combining probe function is actually a ranged probe function.
Author
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