mirror of
https://github.com/saitohirga/WSJT-X.git
synced 2025-10-29 20:10:28 -04:00
24 lines
1.1 KiB
ReStructuredText
24 lines
1.1 KiB
ReStructuredText
|
.. Copyright David Abrahams 2006. Distributed under the Boost
|
||
|
|
.. Software License, Version 1.0. (See accompanying
|
||
|
|
.. file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
|
||
|
|
|
||
|
|
Swappable Iterator Concept
|
||
|
|
..........................
|
||
|
|
|
||
|
|
A class or built-in type ``X`` models the *Swappable Iterator* concept
|
||
|
|
if, in addition to ``X`` being Copy Constructible, the following
|
||
|
|
expressions are valid and respect the stated semantics.
|
||
|
|
|
||
|
|
+---------------------------------------------------------------------+
|
||
|
|
|Swappable Iterator Requirements (in addition to Copy Constructible) |
|
||
|
|
+-------------------------+-------------+-----------------------------+
|
||
|
|
|Expression |Return Type |Postcondition |
|
||
|
|
+=========================+=============+=============================+
|
||
|
|
|``iter_swap(a, b)`` |``void`` |the pointed to values are |
|
||
|
|
| | |exchanged |
|
||
|
|
+-------------------------+-------------+-----------------------------+
|
||
|
|
|
||
|
|
[*Note:* An iterator that is a model of the *Readable* and *Writable Iterator* concepts
|
||
|
|
is also a model of *Swappable Iterator*. *--end note*]
|
||
|
|
|