Return true if this container has an element with key equivalent to key.
Synopsis
Declared in <bslstl_unorderedmultimap.h>
bool
contains(key_type const& key) const;Description
Return true if this unordered map contains an element whose key is equivalent to the specified key.
Return Value
true if key is present, and false otherwise
Parameters
Name |
Description |
key |
key value to look up |
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