Trait tuples::tuple_map::Tuple4Map3Option
source · pub trait Tuple4Map3Option<T0, T1, T2, T3> {
// Required method
fn map3<U>(self, f: impl FnOnce(T3) -> U) -> Option<(T0, T1, T2, U)>;
}
Expand description
Mapping .3
for Tuple4
Required Methods§
sourcefn map3<U>(self, f: impl FnOnce(T3) -> U) -> Option<(T0, T1, T2, U)>
fn map3<U>(self, f: impl FnOnce(T3) -> U) -> Option<(T0, T1, T2, U)>
Mapping .3
for Tuple4
Object Safety§
This trait is not object safe.