Function std::os::envExperimental
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pub fn env() -> Vec<(String, String)>
Returns a vector of (variable, value) pairs, for all the environment variables of the current process.
Invalid UTF-8 bytes are replaced with \uFFFD. See String::from_utf8_lossy()
for details.
Example
fn main() { use std::os; // We will iterate through the references to the element returned by os::env(); for &(ref key, ref value) in os::env().iter() { println!("'{}': '{}'", key, value ); } }use std::os; // We will iterate through the references to the element returned by os::env(); for &(ref key, ref value) in os::env().iter() { println!("'{}': '{}'", key, value ); }