C++ named requirements: *CopyAssignable *
Specifies that an instance of the type can be copy-assigned from an lvalue expression.
Requirements
The type T satisfies *CopyAssignable * if
- The type T satisfies MoveAssignable, and
Given
t
, a modifiable lvalue expression of type Tv
, an lvalue expression of typeT
orconst T
or an rvalue expression of typeconst T
The following expressions must be valid and have their specified effects
Expression | Return type | Return value | Post-conditions |
---|---|---|---|
t = v | T& | t | The value of t is equivalent to the value of v. The value of v is unchanged. |