zhensolid
/
Python-100-Days


			
				
					
						
						
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							<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
	</head>
	<body>
		<script>
			
			+function(n) {
				for (var i = 0; i < n; i += 1) {
					alert('OK');
				}
			}(3);
			
			
			// n! = n * (n - 1)!
			
			function f(n) {
				if (n == 0 || n == 1) 
					return 1;
				return n * arguments.callee(n - 1);
			}
			
			alert(f(5));
			
			function foo() {
				alert(arguments.callee);
				alert(arguments.callee.caller);
				return arguments[0] + arguments[1];
			}
			
			alert(foo(1, 2));
			
		</script>
	</body>
</html>