0
这是我更新事件代码:在GridView控件更新编码我收到以下错误?
protected void GridView1_RowUpdating(object sender, GridViewUpdateEventArgs e)
{
if (con.State == ConnectionState.Closed)
{
con.Open();
}
GridViewRow row = (GridViewRow)GridView1.Rows[e.RowIndex];
int Label11 =Convert.ToInt32(((Label)row.FindControl("Label11")).Text);// this is the line m getting error in
int Label12 = Convert.ToInt32(((Label)row.FindControl("Label12")).Text);
int Label13 = Convert.ToInt32(((Label)row.FindControl("Label13")).Text);
TextBox TextBox4 = (TextBox)row.FindControl("TextBox4");
TextBox TextBox5 = (TextBox)row.FindControl("TextBox5");
TextBox TextBox6 = (TextBox)row.FindControl("TextBox6");
TextBox TextBox7 = (TextBox)row.FindControl("TextBox7");
TextBox TextBox8 = (TextBox)row.FindControl("TextBox8");
TextBox TextBox9 = (TextBox)row.FindControl("TextBox9");
TextBox TextBox10 = (TextBox)row.FindControl("TextBox10");
GridView1.EditIndex = -1;
SqlCommand cmd = new SqlCommand("update monthly set date='" + TextBox4.Text + "',salary='" + TextBox5.Text + "',ta='" + TextBox6.Text + "',contigency='" + TextBox7.Text + "',nrc='" + TextBox8.Text + "',institcharges='" + TextBox9.Text + "',others='" + TextBox10.Text + "' where autoid='" + Label12 + "'", con);
cmd.ExecuteNonQuery();
cmd.Dispose();
con.Close();
grid_show();
I M得到的错误是出现FormatException了未处理BU用户代码 输入字符串的不正确的格式。
首先是容易被SQL注入的目标。使用实体框架之类的ORM框架或使用参数化查询。这是一场灾难。用户'TryParse'方法原始数据类型,以避免异常,并从那里准备参数。 – 2013-02-09 09:30:52
@JigarPatel:这可能只是值得写这两个点作为答案... – 2013-02-09 09:38:18
jigar嘿米新的这种方法可以告诉我如何使用这个我一直使用convert.toin32进行转换。 – a2ulthakur 2013-02-09 09:39:00