Function math::round::half_up [−] [src]

pub fn half_up(value: f64, scale: u8) -> f64

Round half up.

Round value to scale number of decimal digits rounding half up.

Arguments

  • value - value to round
  • scale - number of decimal digits

Example

use math::round;

let rounded = round::half_up(3.14159, 3);
assert_eq!(rounded, 3.142);