bytefmt

Bytefmt is Rust utility to parse byte string into bytes count and vice versa.
Installation
Put bytefmt
to your dependencies in Cargo.toml
file:
[dependencies]
bytefmt = "0.1.4"
Usage Examples
extern crate bytefmt;
use bytefmt;
fn main() {
let input = "1.23 MB";
let bytes: u64 = bytefmt::parse(input).unwrap();
assert_eq!(bytes, 1_230_000);
let bytes_str = bytefmt::format(bytes);
assert_eq!(&bytes_str, input);
let kb: f64 = bytefmt::parse_to(input, bytefmt::Unit::KB).unwrap();
assert_eq!(kb, 1_230 as f64);
let kb_str = bytefmt::format_to(bytes, bytefmt::Unit::KB);
assert_eq!(&kb_str, "1230 KB");
}