A Admin 🎓 Coach ⭐ 38.03K Points 📊 PHP Q. Which PHP function checks whether a class exists? (A) class_exists() (B) is_class() (C) check_class() (D) exists_class() 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (A) class_exists() Explanation: class_exists() checks if a class is defined.