Display attempted quiz with answers added!

4. Display Feedback for Correct and Incorrect Answers/displayquiz.js

@@ -0,0 +1,33 @@
+function showResults(questions, quizContainer, resultsContainer){
+
+	// gather answer containers from our quiz
+	var answerContainers = quizContainer.querySelectorAll('.answers');
+
+	// keep track of user's answers
+	var userAnswer = '';
+	var numCorrect = 0;
+
+	// for each question...
+	for(var i=0; i<questions.length; i++){
+
+		// find selected answer
+		userAnswer = (answerContainers[i].querySelector('input[name=question'+i+']:checked')||{}).value;
+
+		// if answer is correct
+		if(userAnswer===questions[i].correctAnswer){
+			// add to the number of correct answers
+			numCorrect++;
+
+			// color the answers green
+			answerContainers[i].style.color = 'lightgreen';
+		}
+		// if answer is wrong or blank
+		else{
+			// color the answers red
+			answerContainers[i].style.color = 'red';
+		}
+	}
+
+	// show number of correct answers out of total
+	resultsContainer.innerHTML = numCorrect + ' out of ' + questions.length;
+}