Function pengyang_mylib::make_add_function [−][src]
pub fn make_add_function(y: i64) -> impl Fn(i64) -> i64
Expand description
create a add function using y as parameter
Example
use mylib::make_add_function; let arg = 5; let inc_5 = make_add_function(arg); assert_eq!(6, inc_5(1));