Function lexical::itoa::u64toa_unsafe

pub unsafe extern "C" fn u64toa_unsafe(
    value: u64, 
    first: *mut u8, 
    last: *mut u8, 
    base: u8
) -> *mut u8

Unsafe, C-like exporter for unsigned numbers.

Warning

Do not call this function directly, unless you know you have a buffer of sufficient size. No size checking is done in release mode, this function is highly dangerous. Sufficient buffer sizes are as follows:

u8 -> 9 u16 -> 17 u32 -> 33 u64 -> 65