深入剖析JavaScript中的枚举功能
由于 Microsoft AJAX Library 对于 JavaScript 进行了大幅扩展,
枚举这个常用的功能当然也被加进去了,
本次就是来探讨 JavaScript 的枚举功能。
由于范例很简单,
所以直接看 HTML 标签就 OK 了
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<asp:ScriptManager ID="ScriptManager1" runat="server">
</asp:ScriptManager>
    <script language="javascript" type="text/javascript"> 
        Type.registerNamespace("BaoBeiMe"); 
        //注册一个枚举 
        BaoBeiMe.EnumDepartment = function() { 
        } 
        BaoBeiMe.EnumDepartment.prototype = { 
            One: "信息部", 
            Two: "业务部", 
            Three: "财务部", 
            Four: "研发部" 
        } 
        BaoBeiMe.EnumDepartment.registerEnum("BaoBeiMe.EnumDepartment"); 
        function Button1_onclick() { 
            var enumDepartment = new BaoBeiMe.EnumDepartment(); 
            var lblMsg = $get('<%=lblMsg.ClientID %>'); 
            lblMsg.innerText = "One 是 " + enumDepartment.One + "  ,       " + 
                               "Two 是 " + enumDepartment.Two + "  ,       " + 
                               "Three 是 " + enumDepartment.Three + "  ,       " + 
                               "Four 是 " + enumDepartment.Four + "       "; 
        } 
</script>
    <div> 
        <input id="Button1" type="button" value="获取所以枚举值" 
               onclick="return Button1_onclick()" /><br /> 
        <br /> 
        <asp:Label ID="lblMsg" runat="server" Text=""></asp:Label> 
    </div> 
    </form> 
</body> 
</html>
结果







