<s>
In	O
the	O
C++	B-Language
programming	I-Language
language	I-Language
,	O
the	O
move	B-Language
assignment	I-Language
operator	I-Language
=	O
is	O
used	O
for	O
transferring	O
a	O
temporary	O
object	O
to	O
an	O
existing	O
object	O
.	O
</s>
<s>
The	O
move	B-Language
assignment	I-Language
operator	I-Language
,	O
like	O
most	O
C++	B-Language
operators	O
,	O
can	O
be	O
overloaded	O
.	O
</s>
<s>
Like	O
the	O
copy	B-Language
assignment	O
operator	O
it	O
is	O
a	O
special	B-Language
member	I-Language
function	I-Language
.	O
</s>
<s>
If	O
the	O
move	B-Language
assignment	I-Language
operator	I-Language
is	O
not	O
explicitly	O
defined	O
,	O
the	O
compiler	B-Language
generates	O
an	O
implicit	O
move	B-Language
assignment	I-Language
operator	I-Language
(	O
C++11	B-Language
and	O
newer	O
)	O
provided	O
that	O
copy/move	O
constructors	O
,	O
copy	B-Language
assignment	O
operator	O
or	O
destructors	B-Language
have	O
not	O
been	O
declared	O
.	O
</s>
<s>
The	O
parameter	O
of	O
a	O
move	B-Language
assignment	I-Language
operator	I-Language
is	O
an	O
rvalue	O
reference	O
(	O
T&&	O
)	O
to	O
type	O
T	O
,	O
where	O
T	O
is	O
the	O
object	O
that	O
defines	O
the	O
move	B-Language
assignment	I-Language
operator	I-Language
.	O
</s>
<s>
The	O
move	B-Language
assignment	I-Language
operator	I-Language
is	O
different	O
than	O
a	O
move	B-Application
constructor	I-Application
because	O
a	O
move	B-Language
assignment	I-Language
operator	I-Language
is	O
called	O
on	O
an	O
existing	O
object	O
,	O
while	O
a	O
move	B-Application
constructor	I-Application
is	O
called	O
on	O
an	O
object	O
created	O
by	O
the	O
operation	O
.	O
</s>
<s>
To	O
overload	O
the	O
move	B-Language
assignment	I-Language
operator	I-Language
,	O
the	O
signature	O
of	O
the	O
function	O
must	O
be:To	O
successfully	O
overload	O
the	O
move	B-Language
assignment	I-Language
operator	I-Language
,	O
the	O
following	O
conditions	O
must	O
be	O
met	O
:	O
</s>
<s>
Consider	O
the	O
following	O
move	B-Language
assignment	I-Language
operator	I-Language
for	O
a	O
simple	O
string	O
class	O
:	O
</s>
