Return the number of objects in this table having the specified key.
Synopsis
Declared in <bdlc_flathashtable.h>
std::size_t
count(KEY const& key) const;Description
Note that since a table maintains unique keys, the returned value will be either 0 or 1.
Return Value
1 if key is present, and 0 otherwise
Parameters
Name |
Description |
key |
key to look up |
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