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| author | kleines Filmröllchen <filmroellchen@serenityos.org> | 2022-12-11 14:31:41 +0100 |
|---|---|---|
| committer | Linus Groh <mail@linusgroh.de> | 2022-12-11 16:05:23 +0000 |
| commit | ca80353efedc0ececa0f68da74f75c3fdb1f1f3e (patch) | |
| tree | f4dcd71434976557f057cbc9b8e874d367833130 /AK/String.h | |
| parent | ad6a55e1f088f525b1bd2ee7e926fcafedead4c1 (diff) | |
| download | serenity-ca80353efedc0ececa0f68da74f75c3fdb1f1f3e.zip | |
AK: Add comparison operator
s p a c e s h i p o p e r a t o r
Comparing UTF-8 can be done by simple byte lexicographic comparison per
definition, so we just piggy-back on StringView's high-performance
comparator.
Diffstat (limited to 'AK/String.h')
| -rw-r--r-- | AK/String.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/AK/String.h b/AK/String.h index 1df4edac92..01c4c3cc1b 100644 --- a/AK/String.h +++ b/AK/String.h @@ -73,6 +73,9 @@ public: [[nodiscard]] bool operator==(char const* cstring) const; [[nodiscard]] bool operator!=(char const* cstring) const { return !(*this == cstring); } + // NOTE: UTF-8 is defined in a way that lexicographic ordering of code points is equivalent to lexicographic ordering of bytes. + [[nodiscard]] int operator<=>(String const& other) const { return this->bytes_as_string_view().compare(other.bytes_as_string_view()); } + [[nodiscard]] u32 hash() const; template<Arithmetic T> |