pub type fast_field_copier = Option<unsafe extern "C" fn(to: *mut Field, from: *mut Field) -> c_int>;

Aliased Type§

enum fast_field_copier {
    None,
    Some(unsafe extern "C" fn(_: *mut Field, _: *mut Field) -> i32),
}

Variants§

§1.0.0

None

No value.

§1.0.0

Some(unsafe extern "C" fn(_: *mut Field, _: *mut Field) -> i32)

Some value of type T.