<div class="t-tr-text">C + +の概念:<div class="t-tr-dropdown"><div><div><div class="t-tr-dropdown-arrow-border"></div><div class="t-tr-dropdown-arrow"></div><div class="t-tr-dropdown-h">Original:</div><div class="t-tr-dropdown-orig">C++ concepts:</div><div class="t-tr-dropdown-notes">The text has been machine-translated via [http://translate.google.com Google Translate].<br/> You can help to correct and verify the translation. Click [http://en.cppreference.com/w/Cppreference:MachineTranslations here] for instructions.</div></div></div></div></div> CopyAssignable
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This page has been machine-translated from the English version of the wiki using Google Translate.
The translation may contain errors and awkward wording. Hover over text to see the original version. You can help to fix errors and improve the translation. For instructions click here. |
Specifies that an instance of the type can be copy-assigned (copied).
この概念は、
MoveAssignable
を意味する.Original:
This concept implies
MoveAssignable
.The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.
[編集] 要件
タイプは、以下の機能を実装する必要があります
Original:
The type must implement the following functions:
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.
Type::operator=
Type& Type::operator=( Type& other ); Type& Type::operator=( const Type& other ); |
(亜種の一つで十分です) | |
Copy assignment operator: assigns the contents of other
. The internal state of other
must not be modified.
The following expressions must have the specified effects:
式
Original: Expression The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. |
Effects |
a = v; | a is equivalent to v , where a is an instance of Type and v is an instance of Type . v must be unchanged.
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[編集] も参照してください
(C++11) (C++11) (C++11) |
タイプかどうかをチェックするには、コピー代入演算子を持っています Original: checks if a type has a copy assignment operator The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (クラステンプレート) |