Function envmnt::is_any_exists

pub fn is_any_exists<K: AsRef<OsStr>>(keys: &Vec<K>) -> bool

Returns true if any of environment variables is defined.

Arguments

• keys - The environment variable names

Example

extern crate envmnt;

fn main() {
    let found = envmnt::is_any_exists(&vec![
        "ENV_VAR1",
        "ENV_VAR2",
    ]);
     
    println!("Any Found: {}", &found);
}