16
Library introduction
[library]
16.4
Library-wide requirements
[requirements]
16.4.4
Requirements on types and expressions
[utility.requirements]
16.4.4.2
Template argument requirements
[utility.arg.requirements]
Table 27:
Cpp17DefaultConstructible
requirements
[tab:cpp17.defaultconstructible]
🔗
Expression
Post-condition
🔗
T t;
object
t
is default-initialized
🔗
T u
{
}
;
object
u
is value-initialized or aggregate-initialized
🔗
T
(
)
T
{
}
an object of type
T
is value-initialized or aggregate-initialized