wp-includes/sodium_compat/src/Core/ChaCha20/Ctx.php:86$offsetintbool #[ReturnTypeWillChange] public function offsetExists($offset) { return isset($this->container[$offset]); }Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/sodium_compat/src/Core/ChaCha20/Ctx.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.