初学者问题.
我做了一个修改用户资料的页面, 里面是给用户修改个人信息的. 我全都用了textbox.在pageload的时候.用sqldataread把全部数据库内容放到了每个textbox中,
.但是问题也出在了这里.我之后在修改textbox里的text..怎么提交..内容都是原来的...
我发现似乎不该把取数据放在pageload里..但是我不知道该怎么做好..初学asp.net.
using System;using System.Collections;using System.Configuration;using System.Data;using System.Linq;using System.Web;using System.Web.Security;using System.Web.UI;using System.Web.UI.HtmlControls;using System.Web.UI.WebControls;using System.Web.UI.WebControls.WebParts;using System.Xml.Linq;using System.Data.SqlClient;using System.Data.Sql;public partial class UserInfoChange : System.Web.UI.Page{ protected void Page_Load(object sender, EventArgs e) { if (!this.IsPostBack) { if (Session["NAME_user"] == null || Session["ROLE_user"] == null) { Response.Redirect("~/UserLogin.aspx"); } else { this.Label3.Text = Convert.ToString(Session["NAME_user"]); } } string strCon = "Data Source=(local);Database=Meet;Integrated Security=SSPI"; SqlConnection sqlcon = new SqlConnection(strCon); string sql = "select * from [user] where NAME_user='" + this.Label3.Text + "'"; SqlCommand cmd = new SqlCommand(sql, sqlcon); sqlcon.Open(); SqlDataReader sdr = cmd.ExecuteReader(); while (sdr.Read()) { this.MMTextBox.Text = sdr["CODE_user"].ToString(); this.XBTextBox.Text = sdr["SEX_user"].ToString(); this.XMTextBox.Text = sdr["RealName_user"].ToString(); this.SRTextBox.Text = sdr["BIRTH_user"].ToString(); this.UXTextBox.Text = sdr["EMAIL_user"].ToString(); this.GSTextBox.Text = sdr["COMPANY_user"].ToString(); } sqlcon.Close(); } protected void Button1_Click(object sender, EventArgs e) { if (XMMTextBox.Text != "") { SqlConnection sqlcon; SqlCommand sqlcom; string strCon = "Data Source=(local);Database=Meet;Integrated Security=SSPI"; sqlcon = new SqlConnection(strCon); string sqlstr = "update [user] set CODE_user='" + this.XMMTextBox.Text.ToString().Trim() + "',SEX_user='" + this.XBTextBox.Text.ToString().Trim() + "',RealName_user='" + this.XMTextBox.Text.ToString().Trim() + "',BIRTH_user='" + this.SRTextBox.Text.ToString().Trim() + "',EMAIL_user='" + this.UXTextBox.Text.ToString().Trim() + "',COMPANY_user='" + this.GSTextBox.Text.ToString().Trim() + "' where NAME_user='" + this.Label3.Text + "'"; sqlcom = new SqlCommand(sqlstr, sqlcon); sqlcon.Open(); sqlcom.ExecuteNonQuery(); sqlcon.Close(); Response.Write("<script>alert('修改成功!请重新登录');</script>"); Response.Write("<script language=javascript>window.parent.location.href='UserLogin.aspx'</script>"); } else { SqlConnection sqlcon; SqlCommand sqlcom; string strCon = "Data Source=(local);Database=Meet;Integrated Security=SSPI"; sqlcon = new SqlConnection(strCon); string sqlstr = "update [user] set CODE_user='" + this.MMTextBox.Text.ToString().Trim() + "',SEX_user='" + this.XBTextBox.Text.ToString().Trim() + "',RealName_user='" + this.XMTextBox.Text.ToString().Trim() + "',BIRTH_user='" + this.SRTextBox.Text.ToString().Trim() + "',EMAIL_user='" + this.UXTextBox.Text.ToString().Trim() + "',COMPANY_user='" + this.GSTextBox.Text.ToString().Trim() + "' where NAME_user='" + this.Label3.Text + "'"; sqlcom = new SqlCommand(sqlstr, sqlcon); sqlcon.Open(); sqlcom.ExecuteNonQuery(); sqlcon.Close(); Response.Write("<script>alert('修改成功!');</script>"); } }}