exit

fn exit(int code)

use env::{exit};

Ends the process at once with exit status code.

Does not return. Needs --allow-exit; without the grant the program does not compile (error E0407).

Parameters#

Examples#

use env::{exit};
let ok = true;
if ok {
    exit(0);
}

See also#

• args: Returns the program’s command-line arguments, starting with the program name.
• var: Returns the value of the environment variable name.
• set_var: Sets the environment variable name to value for this process.
• remove_var: Removes the environment variable name from this process.
• cwd: Returns the current working directory as an absolute path.
• set_cwd: Changes the current working directory of the whole process.
• exec: Runs program with the arguments argv and waits for it to finish.