The BadAdd

<body>
<h1>The BadAdd</h1>
<script>
//BadAdd
//Demonstrates a potential pitfall
//Gabriela Torres, 9/18

var meal;
var tip = meal * .15;
var total = meal + tip;

//get the cost of the meal from user
meal = prompt("How much was the meal?");

var tip = meal * .15;
var total = meal + tip;

alert ("the meal is $" + meal);
alert ("the tip is $" + tip);
alert ("Total bill: $" + total);
</script>
</body>
</html>

Clasmates