R Rati Dubey 🎓 Tutor III ⭐ 8.55K Points 📊 PHP Q. Which PHP function is used to filter and validate user input? (A) filter_var() (B) validate_input() (C) check_input() (D) verify() 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (A) filter_var() Explanation: filter_var() is used to sanitize and validate user input.