Exchanges the elements of two forward lists.
void swap(
    forward_list <Type, Allocator>& _Left,
    forward_list <Type, Allocator>& _Right
);
Parameters
Parameter  | 
Description  | 
|---|---|
_Left  | 
An object of type forward_list.  | 
_Right  | 
An object of type forward_list.  | 
Remarks
This template function executes _Left.swap(_Right).
Requirements
Header: <forward_list>
Namespace: std