[−][src]Function envmnt::contains

pub fn contains<K: AsRef<OsStr>>(key: K, value: &str) -> bool

Returns true if the provided environment variable is defined and contains the provided value.

Arguments

key - The environment variable name
value - The value to check

Example

extern crate envmnt;

fn main() {
    envmnt::set("MY_ENV_VAR", "SOME TEST VALUE");

    let contains = envmnt::contains("MY_ENV_VAR", "TEST");
    assert!(contains);
}