[−][src]Trait field_count::FieldCount
A data structure the exposes the number of fields it has.
This trait can be derived:
use field_count::FieldCount; #[derive(FieldCount)] struct MyStruct { first_field: i32, second_field: String, third_field: u16, } println!("{}", MyStruct::field_count()); // 3
Required methods
fn field_count() -> usize
Get the number of fields on a struct.