Untitled

<html>
	<head>
		<title>Class - June</title>
	</head>
	<body>
		<h3 id="myHeadline">Hello World</h3>

		<script>
			contactList = [];
			contactIndex = {};

			protoContact = {
				toString : function() {
					return this.first + " " + this.last + " " + this.email;
				}
			};


			build = function(data) {
				//var newContact = {};
				var newContact = Object.create(protoContact);

				for (k in data) {
					newContact[k] = data[k];
				}
				contactList.push(newContact);
				contactIndex[data.last] = newContact;
				return newContact;
			};

			find = function(lastName) {
				for (var i=0; i<contactList.length;i++)
					if(contactList[i].last == lastName) {
						console.log("Found " + contactList[i].toString());
						return contactList[i];
					}

			};

			edit = function(contact) {
				var newEmail = prompt("Enter new email address for " + contact.email);
				contact.email = newEmail;
			};

			del = function(contact) {
				for (var i=0; i<contactList.length;i++)
					if (contactList[i] == contact)
						contactList.splice(i, 1);
			};

			build({ first : "Joe1", last : "Smith1", email : "joe1@gmail.com" } );
			build({ first : "Joe2", last : "Smith2", email : "joe2@gmail.com" } );
			build({ first : "Joe3", last : "Smith3", email : "joe3@gmail.com" } );

			c = find("Smith3");
			edit(c);
			console.log(c.first + " " + c.last + " " + c.email);
			del(c);
			console.log(contactList.length);


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