Fix function purity

Author: zonuexe

Core/Core.php

@@ -621,7 +621,7 @@ function get_object_vars(object $object): array {}
  * @return string[] an array of method names defined for the class specified by
  * <i>class_name</i>. In case of an error, it returns null.
  */
-#[Pure(true)]
+#[Pure]
 function get_class_methods(object|string $object_or_class): array {}
 
 /**

date/date.php

@@ -528,7 +528,7 @@ function gmmktime(
  * </p>
  * @return bool true if the date given is valid; otherwise returns false.
  */
-#[Pure(true)]
+#[Pure]
 function checkdate(int $month, int $day, int $year): bool {}
 
 /**

standard/password.php

@@ -161,6 +161,7 @@
  */
 #[ArrayShape(["algo" => "int", "algoName" => "string", "options" => "array"])]
 #[LanguageLevelTypeAware(['8.0' => 'array'], default: 'array|null')]
+#[Pure]
 function password_get_info(string $hash) {}
 
 /**
@@ -181,6 +182,7 @@ function password_get_info(string $hash) {}
  * @since 5.5
  */
 #[LanguageLevelTypeAware(["8.0" => "string"], default: "string|false|null")]
+#[Pure(true)]
 function password_hash(string $password, string|int|null $algo, array $options = []) {}
 
 /**
@@ -192,6 +194,7 @@ function password_hash(string $password, string|int|null $algo, array $options =
  * @return bool Returns TRUE if the hash should be rehashed to match the given algo and options, or FALSE otherwise.
  * @since 5.5
  */
+#[Pure]
 function password_needs_rehash(string $hash, string|int|null $algo, array $options = []): bool {}
 
 /**
@@ -202,12 +205,14 @@ function password_needs_rehash(string $hash, string|int|null $algo, array $optio
  * @return bool Returns TRUE if the password and hash match, or FALSE otherwise.
  * @since 5.5
  */
+#[Pure]
 function password_verify(string $password, string $hash): bool {}
 
 /**
  * Return a complete list of all registered password hashing algorithms.
  * @return string[]
  * @since 7.4
  */
+#[Pure]
 function password_algos(): array {}
 // End of password v.

standard/standard_3.php

@@ -796,6 +796,7 @@ function putenv(string $assignment): bool {}
  * @return string[]|false[]|false This function will return an array of option / argument pairs or false on
  * failure.
  */
+#[Pure(true)]
 function getopt(
     string $short_options,
     array $long_options = [],
@@ -884,6 +885,7 @@ function getrusage(int $mode = 0): array|false {}
  * </p>
  * @return string the unique identifier, as a string.
  */
+#[Pure(true)]
 function uniqid(string $prefix = "", bool $more_entropy = false): string {}
 
 /**

standard/standard_9.php

@@ -986,6 +986,7 @@ function assert_options(int $option, mixed $value): mixed {}
  * function will return true if the relationship is the one specified
  * by the operator, false otherwise.
  */
+#[Pure]
 #[ExpectedValues([-1, 0, 1, false, true])]
 function version_compare(
     string $version1,