EnvironmentModule:
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Environment
Module: env/env
Environment helpers read process environment variables and expose small runtime configuration utilities.
import env::env
Use this module when application behavior needs to inspect the host environment without directly calling runtime C helpers.
| Function | Signature | Description |
|---|---|---|
args |
() r: Array<String> |
Read command-line arguments |
tryGet |
(name: String) r: Option<String> |
Read an environment variable when present |
getOrDefault |
(name: String, defaultValue: String) r: String |
Read an environment variable with a fallback |
get |
(name: String) r: String |
Read an environment variable or return an empty string |
has |
(name: String) r: Bool |
Check whether an environment variable exists |
set |
(name: String, value: String) r: Bool |
Set or replace an environment variable |
removeEnv |
(name: String) r: Bool |
Remove an environment variable |
remove |
(name: String) r: Bool |
Alias for removeEnv |