interactive-vis-course/Week1/console_javascript.html at gh-pages · arnicas/interactive-vis-course · GitHub

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<!DOCTYPE html>
<!-- This was one of Scott Murray's Knight D3 course files, modified a bit. -->
<html lang="en">
	<head>
		<meta charset="utf-8">
		<title>JavaScript Example</title>
		<style type="text/css">

			body {
				background-color: #ddddff;
			}

		</style>
	</head>
	<body>

		<h1>Nothing here except this heading</h1>
		<p> Everything of interest in this file is in the console window.  Open it with Command-Opt-I on a Mac, or use the menus.  Then reload and look at the console.

		<script type="text/javascript">

			//JavaScript code goes here,
			//between the script tags.
			//This is a comment, because it begins
			//with two slashes, so JavaScript ignores it.


		// If you want to play with these yourself, uncomment the lines you want to see
		// printed to the console. Save and reload, if you already had it loaded.


			//Variables

			var number = 5;
			var text = "bananas";

			console.log(number);
		  console.log(text);
		  //console.log("I have " + number + " " + text + ".");


			//Arrays

			var array = [ 5, 10, 15, 20, 25 ];

			console.log(array);

			//console.log("The value in position 0 is " + array[0]);
			// console.log("The value in position 1 is " + array[1]);
			// console.log("The value in position 2 is " + array[2]);
			// console.log("The value in position 3 is " + array[3]);
			//console.log("The value in position 4 is " + array[4]);


			//Objects
			var myobject = {
				"Name": "Alice",
				"Age": 25,
				"Title": "Graduate Student"
			};

			// console.log(object);

			// console.log("The name is " + object.Name);


			//Array of objects
			var dataset = [
				{
					"Name": "Alice",
					"Age": 25,
					"Title": "Graduate Student"
				},
				{
					"Name": "Bob",
					"Age": 34,
					"Title": "Associate Editor"
				},
				{
					"Name": "Carmen",
					"Age": 42,
					"Title": "Senior Editor"
				},
				{
					"Name": "Dan",
					"Age": 19,
					"Title": "Production Intern"
				},
				{
					"Name": "Esmerelda",
					"Age": 29,
					"Title": "Freelance Reporter"
				},
				{
					"Name": "Frank",
					"Age": 51,
					"Title": "Photographer"
				}
			];

			console.log(dataset);

			//console.log("The value in position 0 is " + dataset[0]);
			// console.log("The value in position 1 is " + dataset[1]);
			// console.log("The value in position 2 is " + dataset[2]);
			// console.log("The value in position 3 is " + dataset[3]);
			// console.log("The value in position 4 is " + dataset[4]);
			// console.log("The value in position 5 is " + dataset[5]);

			//console.log("The name in position 0 is " + dataset[0].Name);
			// console.log("The name in position 1 is " + dataset[1].Name);
			// console.log("The name in position 2 is " + dataset[2].Name);
			// console.log("The name in position 3 is " + dataset[3].Name);
			// console.log("The name in position 4 is " + dataset[4].Name);
			// console.log("The name in position 5 is " + dataset[5].Name);

		</script>

	</body>
</html>