M Mr. Dubey 🎓 Coach ⭐ 102.92K Points 📊 PHP Q. Which PHP function checks if a string is a valid JSON? (A) json_valid() (B) json_check() (C) json_decode() (D) json_last_error() 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (D) json_last_error() Explanation: json_last_error() checks JSON parsing errors after decoding.