cpp/container/unordered multimap/insert

Inserts element(s) into the container.

@1-2@ inserts. The overload is equivalent to  and only participates in overload resolution if.

@3-4@ inserts, using as a non-binding suggestion to where the search should start. The overload is equivalent to  and only participates in overload resolution if.

@5@ inserts elements from range.

@6@ inserts elements from initializer list.

Return value
@1-4@ Returns an iterator to the inserted element.

@5-6@ (none)

Exceptions
@1-4@ If an exception is thrown by any operation, the insertion has no effect.

Complexity
@1-4@ Average case:, worst case

@5-6@ Average case:, where N is the number of elements to insert. Worse case:

@7-8@ Average case:, worst case