Macro std::fmt::format

macro format($fmt_str, $arg...) { ... }

source

Format a string into a StringBuf.

Example

use std::fmt::format;

let s = format!("{} + {} = {}", 1, 2, 3).unwrap();
defer s.free();

assert_eq!(s[..] as &[u8], "1 + 2 = 3");
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