diff options
Diffstat (limited to 'library/std/src/env.rs')
| -rw-r--r-- | library/std/src/env.rs | 18 |
1 files changed, 6 insertions, 12 deletions
diff --git a/library/std/src/env.rs b/library/std/src/env.rs index 183f9ab3b..d372fa640 100644 --- a/library/std/src/env.rs +++ b/library/std/src/env.rs @@ -236,21 +236,14 @@ fn _var(key: &OsStr) -> Result<String, VarError> { } /// Fetches the environment variable `key` from the current process, returning -/// [`None`] if the variable isn't set or there's another error. +/// [`None`] if the variable isn't set or if there is another error. /// -/// Note that the method will not check if the environment variable -/// is valid Unicode. If you want to have an error on invalid UTF-8, -/// use the [`var`] function instead. -/// -/// # Errors -/// -/// This function returns an error if the environment variable isn't set. -/// -/// This function may return an error if the environment variable's name contains +/// It may return `None` if the environment variable's name contains /// the equal sign character (`=`) or the NUL character. /// -/// This function may return an error if the environment variable's value contains -/// the NUL character. +/// Note that this function will not check if the environment variable +/// is valid Unicode. If you want to have an error on invalid UTF-8, +/// use the [`var`] function instead. /// /// # Examples /// @@ -895,6 +888,7 @@ pub mod consts { /// - x86_64 /// - arm /// - aarch64 + /// - loongarch64 /// - m68k /// - mips /// - mips64 |