bjoernager/rust
bjoernager/rust
1
Fork 0
Code Activity

example for padding any format

Browse source
This commit is contained in:
Ralf Jung 2019-10-17 23:00:46 +02:00
parent 4e6efe4811
commit c0b7e769a0
1 changed files with 6 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

8
src/liballoc/fmt.rs
View file

@ -136,8 +136,12 @@
//!
//! Note that alignment may not be implemented by some types. In particular, it
//! is not generally implemented for the `Debug` trait. A good way to ensure
//! padding is applied is to format your input, then use this resulting string
//! to pad your output.
//! padding is applied is to format your input, then pad this resulting string
//! to obtain your output:
//!
//! ```
//! println!("Hello {:^15}!", format!("{:?}", Some("hi"))); // => "Hello Some("hi") !"
//! ```
//!
//! ## Sign/`#`/`0`
//!