Instruct the base container to attempt to use underlying sequential storage that does not default initialize elements during construction (unless a default value is defined by the user). More...
Instruct the base container to attempt to use underlying sequential storage that does not default initialize elements during construction (unless a default value is defined by the user).
This avoids an O(n)
scan over the allocated memory which is shown to cause overhead in algorithms, where this array is used as a temporary workspace.