Insert a default-mapped value for a movable key if missing.
Declared in <bslstl_hashtable.h>
bslalg::BidirectionalLink*
insertIfMissing(bslmf::MovableRef<NonConstKeyType> key);
address of the element whose key is equivalent to key
| Name | Description |
|---|---|
| key | movable key used to find or insert an element |