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Mention env and option_env macros in std::env::var docs #138189

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Mar 8, 2025
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Mention env and option_env macros in std::env::var docs #138189

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3 changes: 3 additions & 0 deletions library/std/src/env.rs
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Expand Up @@ -202,6 +202,9 @@ impl fmt::Debug for VarsOs {
/// Returns [`VarError::NotUnicode`] if the variable's value is not valid
/// Unicode. If this is not desired, consider using [`var_os`].
///
/// Use [`env!`] or [`option_env!`] instead if you want to check environment
/// variables at compile time.
///
/// # Examples
///
/// ```
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