Macro std::eprint 1.19.0[−][src]
macro_rules! eprint {
($($arg : tt) *) => { ... };
}Expand description
Prints to the standard error.
Equivalent to the print! macro, except that output goes to
io::stderr instead of io::stdout. See print! for
example usage.
Use eprint! only for error and progress messages. Use print!
instead for the primary output of your program.
Panics
Panics if writing to io::stderr fails.
Examples
eprint!("Error: Could not complete task");Run