R Roshan 🎓 Extraordinary ⭐ 2.52K Points 📊 PHP Q. What will be the output? Code: $a = [1,2,3]; echo array_sum($a); (A) 6 (B) 123 (C) Error (D) 3 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (A) 6 Explanation: array_sum returns sum of elements.