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Rust · Macro

println!

println! prints formatted text to standard output and adds a newline. It supports the same formatting syntax as format!.

Last updated

Since
1.0.0

Syntax

macro_rules! println { () => { ... }; ($($arg:tt)*) => { ... }; }

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  • format!
  • eprintln!
  • std::fmt
  • std::io::stdout
  • std::io::Write
  • writeln!

Source: println in std - Rust. Checked 2026-11-03.