asp.net文本字段文本属性赢得'；t集_Asp.net_Textfield

asp.net文本字段文本属性赢得'；t集

asp.net

asp.net文本字段文本属性赢得'；t集,asp.net,textfield,Asp.net,Textfield,我有以下函数和一个标签，我想将标签设置为abc <asp:Label ID="title" runat="server"></asp:Label> protected void setTitle() { title.Text = "abc"; } 完全aspx <%@ Page Language="C#" AutoEventWireup="true" Inherits="......." CodeBehin

我有以下函数和一个标签，我想将标签设置为abc

<asp:Label ID="title" runat="server"></asp:Label>

protected void setTitle()
        {
            title.Text = "abc";
        }

完全aspx

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

<!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></title>
    <script type="text/javascript" src="scripts/jquery-1.10.2.min.js"></script>
    <link rel="stylesheet" type="text/css" href="style/style.css"/>
</head>
<body>
    <div id="left"><img src="Imagini/Left_01.jpg" alt="" /></div>
    <form id="form1" runat="server">
    <div id="left_edge"><img src="Imagini/LeftEdge.jpg" alt="" /></div>
        <div id="questions">
            <div id="top"></div>
            <div class="clear"></div>

            <div class="row">
                <h1>
                    <asp:Label ID="title" runat="server" Text=""></asp:Label>
                </h1>
            </div>
            <div class="clear"></div>
        </div>
        <div id="right_edge"><img src="Imagini/rightedge_04.jpg" alt="" /></div>
    </form>
    <div id="right"><img src="Imagini/right_05.jpg" alt="" /></div>
</body>
</html>

尝试在UI中输入文本“”。您确定这些行中会出现此异常吗？我们使用的是其他未初始化的变量或类吗？如果我对该行进行注释，页面将正确加载，并且工作正常。请更新代码并说明如何在页面加载中调用函数，同时使用try-catch。我认为出现此问题是因为我在页面加载中调用了该方法。我读过这篇文章，我需要找到一个解决方法，在页面完全加载时设置标题。有什么想法吗？

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

<!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></title>
    <script type="text/javascript" src="scripts/jquery-1.10.2.min.js"></script>
    <link rel="stylesheet" type="text/css" href="style/style.css"/>
</head>
<body>
    <div id="left"><img src="Imagini/Left_01.jpg" alt="" /></div>
    <form id="form1" runat="server">
    <div id="left_edge"><img src="Imagini/LeftEdge.jpg" alt="" /></div>
        <div id="questions">
            <div id="top"></div>
            <div class="clear"></div>

            <div class="row">
                <h1>
                    <asp:Label ID="title" runat="server" Text=""></asp:Label>
                </h1>
            </div>
            <div class="clear"></div>
        </div>
        <div id="right_edge"><img src="Imagini/rightedge_04.jpg" alt="" /></div>
    </form>
    <div id="right"><img src="Imagini/right_05.jpg" alt="" /></div>
</body>
</html>