17-control-flow.html

<!DOCTYPE html>
<head>

</head>
<body>
	<div id="results"></div>
	<script type="text/javascript">
			
	</script>
	<script type="text/javascript">
		// Immediately execute me with renames of globals
		(function(global, document) {
			function write(message) {
				document.getElementById('results').innerHTML += message + '<br />';
			}
			
			// If statement
			var count = 0;
			if ( count === 0) {
				write('Count is zero');
			} else {
				write('Count isn\'t zero');
			}
			
			while (count++ < 5) {
				write('While count: ' + count);
			}
			
			do {
				write('Do While count: ' + count);
			} while (count-- > 0);
			
			try {
				throw new Error('This is an error');
			} catch (e) {
				write('Exception caught: ' + e);
			} finally {
				write('some action that is always called');
			}
			
		})(this, document);
	</script>	
</body>
</html>