2 <!DOCTYPE HTML PUBLIC
"-//W3C//DTD HTML 4.0 Transitional//EN">
7 <title>null_probe_fn Interface
22 <p>A
"null
" probe function, indicating that the combining probe function is actually a ranged probe function.
25 <p><a href =
"concepts.html#concepts_null_policies">Null Policy Classes
</a> explains the concept ofa null policy.
30 <a href =
"../../../../include/ext/pb_assoc/hash_policy.hpp"><tt>hash_policy.hpp
</tt>