<%@ page language="c#" %>
<script runat="server">
void page_load()
{
int a = 1;
int b;
increment(a, out b); //out和ref的区别就是out可以不先初始化
lblmessage.text = b.tostring();
}
void increment(int number, out int result)
{
result = number + 1;
}
</script>
<html>
<head>
<title>chapter 5 - demonstration of using out parameters</title>
</head>
<body>
<asp:label id="lblmessage" runat="server"></asp:label>
</body>
</html>
