M Mr. Dubey 🎓 Coach ⭐ 102.92K Points 📊 PHP Q. Which PHP function checks if a variable is an object? (A) is_class() (B) is_object() (C) object_exists() (D) instanceof 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (B) is_object() Explanation: is_object() verifies whether a variable is an object.