📄 textboxwatermark.aspx

📁 asp.net ajax的例子

💻 ASPX

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<%@ Page Language="C#" AutoEventWireup="true" CodeFile="TextBoxWatermark.aspx.cs" Inherits="TextBoxWatermark" %>

<%@ Register Assembly="AjaxControlToolkit" Namespace="AjaxControlToolkit" TagPrefix="cc1" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
    <title>无标题页</title>
    <style type="text/css">
    .text1{
    color: gainsboro;
    background-color: whitesmoke;
    }
    </style>
</head>
<body>
    <form id="form1" runat="server">
        <asp:ScriptManager ID="ScriptManager1" runat="server">
        </asp:ScriptManager>
        <asp:TextBox ID="TextBox1" runat="server"></asp:TextBox>
        <cc1:textboxwatermarkextender id="TextBoxWatermarkExtender1" runat="server" targetcontrolid="TextBox1"
            watermarktext="请输入密码" WatermarkCssClass="text1"></cc1:textboxwatermarkextender>
    
    </form>
</body>
</html>

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