diff --git a/library/think/Cookie.php b/library/think/Cookie.php
index 61b47cce..ad05f124 100644
--- a/library/think/Cookie.php
+++ b/library/think/Cookie.php
@@ -45,7 +45,7 @@ class Cookie
 
         self::$config = array_merge(self::$config, array_change_key_case($config));
 
-        if (!empty(self::$config['httponly'])) {
+        if (!empty(self::$config['httponly']) && PHP_SESSION_ACTIVE != session_status()) {
             ini_set('session.cookie_httponly', 1);
         }
 
@@ -101,14 +101,26 @@ class Cookie
         }
 
         $expire = !empty($config['expire']) ?
-        $_SERVER['REQUEST_TIME'] + intval($config['expire']) :
-        0;
+            $_SERVER['REQUEST_TIME'] + intval($config['expire']) :
+            0;
 
         if ($config['setcookie']) {
-            setcookie(
-                $name, $value, $expire, $config['path'], $config['domain'],
-                $config['secure'], $config['httponly']
-            );
+            if (PHP_VERSION_ID >= 70300) {
+                // PHP 7.3+ 支持选项数组
+                setcookie($name, $value, array_merge([
+                    'expires'  => $expire,
+                    'path'     => $config['path'],
+                    'domain'   => $config['domain'],
+                    'secure'   => $config['secure'],
+                    'httponly' => $config['httponly']
+                ], isset($config['samesite']) ? ['samesite' => $config['samesite']] : []));
+            } else {
+                // 旧版本 PHP 使用传统参数方式
+                setcookie(
+                    $name, $value, $expire, $config['path'], $config['domain'],
+                    $config['secure'], $config['httponly']
+                );
+            }
         }
 
         $_COOKIE[$name] = $value;