NumToA

#![no_std] Compatible with Zero Heap Allocations

The standard library provides a convenient method of converting numbers into strings, but these strings are heap-allocated. If you have an application which needs to convert large volumes of numbers into strings, but don't want to pay the price of heap allocation, this crate provides an efficient no_std-compatible method of heaplessly converting numbers into their string representations, storing the representation within a reusable byte array.

Supports Multiple Bases

In addition to supporting the standard base 10 conversion, this implementation allows you to select the base of your choice. Therefore, if you want a binary representation, set the base to 2. If you want hexadecimal, set the base to 16.

&str Example

```rust use numtoa::NumToA;

let mut buffer = [0u8; 20]; println!("{}", 12345.numtoastr(10, &mut buffer)); println!("{}", 256652.numtoastr(10, &mut buffer)); ```

&[u8] Example

```rust use numtoa::NumToA; use std::io::{self, Write};

let stdout = io::stdout(); let mut stdout = stdout.lock(); let mut buffer = [0u8; 20];

let number: u32 = 162392; let _ = stdout.write(number.numtoa(10, &mut buffer)); let _ = stdout.write(b"\n"); assert_eq!(number.numtoa(10, &mut buffer), b"162392");

let number: i32 = -6235; let _ = stdout.write(number.numtoa(10, &mut buffer)); let _ = stdout.write(b"\n");

let number: i8 = -128; let _ = stdout.write(number.numtoa(10, &mut buffer)); let _ = stdout.write(b"\n");

let number: i8 = 53; let _ = stdout.write(number.numtoa(10, &mut buffer)); let _ = stdout.write(b"\n");

let number: i16 = -256; let _ = stdout.write(number.numtoa(10, &mut buffer)); let _ = stdout.write(b"\n");

let number: i16 = -32768; let _ = stdout.write(number.numtoa(10, &mut buffer)); let _ = stdout.write(b"\n");

let number: u64 = 35320842; let _ = stdout.write(number.numtoa(10, &mut buffer)); let _ = stdout.write(b"\n");

let number: u64 = 18446744073709551615; let _ = stdout.write(number.numtoa(10, &mut buffer)); let _ = stdout.write(b"\n"); ```