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| author | Jake Goulding <jake.goulding@gmail.com> | 2025-04-25 11:27:01 -0400 |
|---|---|---|
| committer | Jake Goulding <jake.goulding@gmail.com> | 2025-04-26 12:38:23 -0400 |
| commit | 9112c86f4226a6922f07bb44b49cedb75d1ee2f9 (patch) | |
| tree | e1363b32e8bd18a308a8edc23eb6c8edf7e3dde7 | |
| parent | 5c54aa781f97ae95ef01a3120650907b87d385d3 (diff) | |
| download | rust-9112c86f4226a6922f07bb44b49cedb75d1ee2f9.tar.gz rust-9112c86f4226a6922f07bb44b49cedb75d1ee2f9.zip | |
Update example to use `CStr::to_string_lossy`
| -rw-r--r-- | library/core/src/ffi/c_str.rs | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/library/core/src/ffi/c_str.rs b/library/core/src/ffi/c_str.rs index 85e87445a1b..ac07c645c01 100644 --- a/library/core/src/ffi/c_str.rs +++ b/library/core/src/ffi/c_str.rs @@ -79,8 +79,9 @@ use crate::{fmt, ops, slice, str}; /// /// fn my_string_safe() -> String { /// let cstr = unsafe { CStr::from_ptr(my_string()) }; -/// // Get copy-on-write Cow<'_, str>, then guarantee a freshly-owned String allocation -/// String::from_utf8_lossy(cstr.to_bytes()).to_string() +/// // Get a copy-on-write Cow<'_, str>, then extract the +/// // allocated String (or allocate a fresh one if needed). +/// cstr.to_string_lossy().into_owned() /// } /// /// println!("string: {}", my_string_safe()); |
