Function
reserve
Increases the capacity.
Size reserve(object, new_capacity [, resize_tag])
Parameters
object
A container.
new_capacity
The new capacity object will get.
resize_tag
Specifies the strategy that is applied for changing the capacity. (optional)
Default: Specified by DefaultOverflowExplicit.
Return Values
The ammout of the requested capacity that was available. That is the function returns the minimum of new_capacity and capacity(me).
Metafunctions: Size
Remarks
At the end of the operation, capacity(me) can be larger than new_capacity. If new_capacity is smaller than capacity(me) at the beginning of the operation, the operation need not to change the capacity at all.
This operation does not changes the content of object.
Note: This operation may invalidate iterators of object.
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