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Amber Wells
Front End Web Development Techdegree Student 18,493 PointsOnly Questions print. Can someone explain the error? The right and wrong lists don't print.
var questions = [ ['What time is noon?', '12'],
['How many is a few?', 3],
['When is too early?', '6'] ];
var correctAnswers = 0
var question;
var answer;
var response;
var correct = [];
var wrong = [];
function print(message) {
var outputDiv = document.getElementById('output');
outputDiv.innerHTML = message;
}
function buildList(arr) {
var listHTML = '<ol>';
for (var i = 0; i < arr.length; i += 1) {
listHTML += '<li>' + arr[i] + '</li>';
}
listHTML += '</ol>';
return listHTML;
}
for (var i = 0; i < questions.length; i += 1) {
question = questions[i][0];
answer = questions[i][1];
response = parseInt( prompt(question));
if (response === answer) {
correctAnswers += 1;
correct.push(question);
} else {
wrong.push(question);
}
}
html = "You got " + correctAnswers + " question(s) right.";
html += '<h2>You got these questions correct:</h2>';
html += buildList(correct);
html += '<h2>You got these wrong:</h2>';
html = buildList(wrong);
print(html);
Moderator Edit: Added JavaScript markdown to code for correct formatting and highlighting in the Community. How-to for Markdown can be found in the Markdown Cheetsheet located below post and above "Post Answer" button.
1 Answer
![Steven Parker](https://uploads.teamtreehouse.com/production/profile-photos/969492/micro_tool_chess_set_2.jpg)
Steven Parker
230,688 PointsYou just have a typo. On this line:
html = buildList(wrong);
You probably intended to have a concatenating assignment ("+=
") but the plus sign is missing. So the normal assignment wipes out everything else that would be in the string.
Amber Wells
Front End Web Development Techdegree Student 18,493 PointsAmber Wells
Front End Web Development Techdegree Student 18,493 PointsYou guessed it! It sure works now.
Thanks Steven!