args

fn args() -> Result<Vec<string>, EnvError>

use env::{args};

Returns the program’s command-line arguments, starting with the program name.

Always Ok. Needs no permission.

Returns#

Result<Vec<string>, EnvError>

Examples#

use env::{args};
use tests::assert;
let argv = match args() {
    Result::Ok(a) => a,
    Result::Err(_) => Vec::new(),
};
assert!(argv.len() >= 1);

See also#

• 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.
• exit: Ends the process at once with exit status code.
• exec: Runs program with the arguments argv and waits for it to finish.