diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/libcollections/str.rs | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/src/libcollections/str.rs b/src/libcollections/str.rs index 901f8add73c..aea0d7f6d31 100644 --- a/src/libcollections/str.rs +++ b/src/libcollections/str.rs @@ -33,21 +33,18 @@ //! } //! ``` //! -//! From the example above, you can see that Rust's string literals have the +//! From the example above, you can guess that Rust's string literals have the //! `'static` lifetime. This is akin to C's concept of a static string. -//! -//! String literals are allocated statically in the rodata of the -//! executable/library. The string then has the type `&'static str` meaning that -//! the string is valid for the `'static` lifetime, otherwise known as the -//! lifetime of the entire program. As can be inferred from the type, these static -//! strings are not mutable. +//! More precisely, string literals are immutable views with a 'static lifetime +//! (otherwise known as the lifetime of the entire program), and thus have the +//! type `&'static str`. //! //! # Representation //! //! Rust's string type, `str`, is a sequence of Unicode scalar values encoded as a //! stream of UTF-8 bytes. All strings are guaranteed to be validly encoded UTF-8 -//! sequences. Additionally, strings are not null-terminated and can contain null -//! bytes. +//! sequences. Additionally, strings are not null-terminated and can thus contain +//! null bytes. //! //! The actual representation of strings have direct mappings to slices: `&str` //! is the same as `&[u8]`. |