Macro std::fmt::write

macro write($fmt, $fmt_str, $arg/* ... */) { ... }

source

Write a formatted string into a given formatter.

Example

use std::fmt::{write, SliceFormatter};
let buf: [u8; 64];
let fmt = SliceFormatter::new(&buf);

let _ = write!(&fmt, "{} + {} = {}", 1, 2, 3);

assert_eq!(fmt.get()[0..9], "1 + 2 = 3");
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