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petrov82/gist:9124212

Created February 20, 2014 22:03
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undefined error in my prompt
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gistfile1.txt
<!DOCTYPE html>
<html>
<head>
<title>User Interaction for JS</title>
</head>
<body>
<p>
<script>
// alert("You're Awesome!");
// todo: Ask the user for their name.
// Keep asking if an empty input is provided.
confirm('Are you having a good day?');
do {
var name = prompt('What is your name?');
} while (prompt() == false);
// todo: Show an alert message that welcomes the user based on their input.
if (prompt() == name) {
alert('Welcome to the site, ' + name);
} else {
confirm('Do you want to continue?')
}
// todo: Ask the user if they like pizza.
// Based on their answer tell show a creative alert message.
</script>
</body>
</html>
@WritingPanda
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WritingPanda commented Feb 20, 2014 

// todo: Ask the user for their name.
//       Keep asking if an empty input is provided.
confirm('Are you having a good day?');

do {
    var name = prompt('What is your name?');
} while (name === undefined);

// todo: Show an alert message that welcomes the user based on their input.
if  (name) {
    alert('Welcome to the site, ' + name);
} else {
    confirm('Do you want to continue?')
}


// todo: Ask the user if they like pizza.
//       Based on their answer tell show a creative alert message.

@WritingPanda
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WritingPanda commented Feb 20, 2014

Now, I am not sure if this is working the way I think it is, but it works in the browser. We should walkthrough the logic to make sure everything is sound.

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