= 62 /** @cvalue USPOOF_HIDDEN_OVERLAY */ public const int HIDDEN_OVERLAY = UNKNOWN; #endif /** @cvalue USET_IGNORE_SPACE */ public const int IGNORE_SPACE = UNKNOWN; /** @cvalue USET_CASE_INSENSITIVE */ public const int CASE_INSENSITIVE = UNKNOWN; /** @cvalue USET_ADD_CASE_MAPPINGS */ public const int ADD_CASE_MAPPINGS = UNKNOWN; #if U_ICU_VERSION_MAJOR_NUM >= 73 /** @cvalue USET_SIMPLE_CASE_INSENSITIVE */ public const int SIMPLE_CASE_INSENSITIVE = UNKNOWN; #endif public function __construct() {} /** * @param int $errorCode * @tentative-return-type */ public function isSuspicious(string $string, &$errorCode = null): bool {} /** * @param int $errorCode * @tentative-return-type */ public function areConfusable(string $string1, string $string2, &$errorCode = null): bool {} /** @tentative-return-type */ public function setAllowedLocales(string $locales): void {} /** @tentative-return-type */ public function setChecks(int $checks): void {} /** @tentative-return-type */ public function setRestrictionLevel(int $level): void {} public function setAllowedChars(string $pattern, int $patternOptions = 0): void {} }