Question

Can you debug this code to make it work? // define several functions function firstFunction() {...

Can you debug this code to make it work?

// define several functions
function firstFunction() {
    secondFunction();
}
function secondFunction() {
    thirdFunction();
}
function thirdFunction() {
    fourthfunction();
}
function fourthFunction() {
    headline.innerHTML = "You clicked the headline!";
}

// grab the headline element
var headline = document.getElementById("mainHeading");
// add a click event handler
headline.onclick = function() {
    firstFunction();
};
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Homework Answers

Answer #1 

<!DOCTYPE html>
<html>
<body>

<h2 id="mainHeading">Default</h2>

<script>
// define several functions
function firstFunction() {
    secondFunction();
}
function secondFunction() {
    thirdFunction();
}
function thirdFunction() {
    fourthFunction();  // Here the 'F' in Function is capital compared to your code.. 
}
function fourthFunction() {
    headline.innerHTML = "You clicked the headline!";
}

// grab the headline element
var headline = document.getElementById("mainHeading");

// add a click event handler
headline.onclick = function() {
    firstFunction();
};

</script>
</body>
</html>

**************************************************

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