Macro io_prompt_prototype::eprompt [−][src]
macro_rules! eprompt { ($($arg:tt)*) => { ... }; }
Expand description
Prints to the standard error. Then reads a line of input.
This is a shorthand for calling eprint!
, read_line
, and removing
any trailing newlines from the output.
Examples
use io_prompt_prototype::eprompt; let num: u16 = eprompt!("What's your favorite number? >").parse()?; println!("Oh, cool: {}!", num);