20
Library introduction
[library]
20.3
Definitions
[definitions]
20.3.17
observer function
[defns.observer]
a class member function (
[class.mfct]
) that accesses the state of an object of the class but does not alter that state
[
Note
:
Observer functions are specified as
const
member functions (
[class.this]
)
.
—
end note
]