
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>函数的返回值</title>
</head>
<body>
<script type="text/javascript">
//定义函数:
function demo(){
alert("itcast");
return "你好";
}
var v = demo();
alert(v);
//定义函数
function func(){
//在这里有个内置的数组arguments
for(var i=0;i<arguments.length;i++){
document.write(arguments[i]+" ")
}
document.write("<hr/>");
}
func();
func(1,2);
func("a",1,4,true,false);
</script>
</body>
</html>



