asp.net TextBoxWatermark添加水印提示 

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

<%@ Register assembly="AjaxControlToolkit" namespace="AjaxControlToolkit" tagprefix="ajaxToolkit" %>

<!DOCTYPE html>

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
    <title></title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
    
        <asp:ScriptManager ID="ScriptManager1" runat="server">
        </asp:ScriptManager>
        <asp:Label ID="Label1" runat="server" Text="标题："></asp:Label>
        <asp:TextBox ID="TextBox1" runat="server"></asp:TextBox>
        <ajaxToolkit:TextBoxWatermarkExtender ID="TextBox1_TextBoxWatermarkExtender" runat="server" TargetControlID="TextBox1"  WatermarkText="请输入标题"  WatermarkCssClass="watermark"/>
        <br />
        <asp:Label ID="Label2" runat="server" Text="备注："></asp:Label>
        <asp:TextBox ID="TextBox2" runat="server" BorderColor="#DAEEEE" CssClass="txt" Height="70px" TextMode="MultiLine" Width="148px"></asp:TextBox>
        <ajaxToolkit:TextBoxWatermarkExtender ID="TextBox2_TextBoxWatermarkExtender" runat="server" TargetControlID="TextBox2" WatermarkText="请输入备注" WatermarkCssClass="watermark" />
        <br />
    
    </div>
    </form>
</body>
</html>

 

 

posted @ 2016-12-15 19:12  清风白水  阅读(298)  评论(0)  编辑  收藏  举报