本文介绍了单击按钮时,如何在txtbox中显示总记录数的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧! 问题描述 29岁程序员,3月因学历无情被辞! 我是c#sql的新手,我想显示已经输入数据库的总数记录。 这里是代码 < label class = col-sm-3 > 计数: < / label > < div class = col-sm-2 > < asp:TextBox runat = server ID = txtCount AutoPostBack = true > < / asp:TextBox > < asp:按钮 runat = 服务器 ID = 检查 OnClick = check_Click 文字 = 检查 / > < / div > Codebehind是 protected void check_Click(对象发​​件人,EventArgs e) { var employee = _ service.GetAllEmployee(); txtCount.Text = employee.Count()。ToString(); } 解决方案 您是否调试过代码?检查代码流是否到达click事件处理程序? 如果代码流到达click handler,请检查_service.GetAllEmployee(); i am new in c# sql,i want to show total number records that has been entered in to the database.here is the code<label class="col-sm-3"> Count: </label> <div class="col-sm-2"> <asp:TextBox runat="server" ID="txtCount" AutoPostBack="true"></asp:TextBox> <asp:Button runat="server" ID="check" OnClick="check_Click" Text="Check" /> </div>Codebehind isprotected void check_Click(object sender, EventArgs e) { var employee = _service.GetAllEmployee(); txtCount.Text = employee.Count().ToString(); } 解决方案 Did you debug the code ? Check whether the code flow reaches the click event handler?If code flow reaches click handler ,check what is the value returned by _service.GetAllEmployee(); 这篇关于单击按钮时,如何在txtbox中显示总记录数的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持! 上岸,阿里云!
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