web编程习题综合(3)

2019-06-17 19:43

模拟题1:

protected void Button1_Click(object sender, EventArgs e) {

OleDbConnection cn = new OleDbConnection(\Source=C:\\\\Users\\\\Administrator\\\\Desktop\\\\school.mdb\);

string sql = \FROM students WHERE sid='\ + TextBox1.Text + \ + TextBox2.Text + \; OleDbDataAdapter da = new OleDbDataAdapter(sql, cn); DataSet ds = new DataSet(); da.Fill(ds, \);

if (ds.Tables[\].Rows.Count != 0) {

if (6 <= TextBox3.Text.Length && TextBox3.Text.Length <= 10) {

if (TextBox3.Text == TextBox4.Text) {

OleDbCommand cm = new OleDbCommand(\ + TextBox3.Text + \sid='\ + TextBox1.Text+\,cn); cn.Open();

cm.ExecuteNonQuery(); cn.Close();

Response.Write(\); Response.Write(\密码修改成功!');\); Response.Write(\); } else {

Response.Write(\);

Response.Write(\两次密码输入不一致,请重新输入!');\); Response.Write(\); TextBox3.Text = \; TextBox4.Text = \; TextBox3.Focus(); } } else {

Response.Write(\);

Response.Write(\输入密码字符程度应在6到10之间,请重新输入!');\); Response.Write(\); TextBox3.Text = \; TextBox4.Text = \; TextBox3.Focus(); } } else {

Response.Write(\);

Response.Write(\账户不存在或密码错误,请输入正确的用户!');\); Response.Write(\); TextBox1.Text = \; TextBox2.Text = \; TextBox1.Focus();: }

} 模拟题2:

protected void Button1_Click(object sender, EventArgs e) {

OleDbConnection cn = new OleDbConnection(\Source=C:\\\\Users\\\\Administrator\\\\Desktop\\\\db1.mdb\); string sql=\; if(TextBox1.Text !=\) {

sql += \姓名='\ + TextBox1.Text + \; }

OleDbCommand comm = new OleDbCommand(sql,cn ); OleDbDataAdapter da = new OleDbDataAdapter(sql,cn); cn.Open();

OleDbDataReader dr = comm.ExecuteReader(); DataSet ds = new DataSet(); da.Fill (ds,\);

GridView2.DataSource = ds.Tables[\]; GridView2.DataBind(); cn.Close(); }

protected void Button2_Click(object sender, EventArgs e) {

if (TextBox6.Text != \ && TextBox2.Text != \) {

OleDbConnection cn = new OleDbConnection(\Source=C:\\\\Users\\\\Administrator\\\\Desktop\\\\db1.mdb\);

string sql = \员工编号='\ + TextBox2.Text + \; OleDbDataAdapter da = new OleDbDataAdapter(sql, cn); cn.Open();

DataSet ds = new DataSet(); da.Fill(ds, \);

if (ds.Tables[\].Rows.Count == 0) {

SqlDataSource1.InsertParameters.Clear();

SqlDataSource1.InsertParameters.Add(\员工编号\, TextBox2.Text); SqlDataSource1.InsertParameters.Add(\性别\, TextBox3.Text); SqlDataSource1.InsertParameters.Add(\出生日期\, TextBox4.Text);

SqlDataSource1.InsertParameters.Add(\基本工资\, TextBox5.Text); SqlDataSource1.InsertParameters.Add(\姓名\, TextBox6.Text); SqlDataSource1.Insert(); } else {

Response.Write(\工号必须为唯一 '); \); } } else {

Response.Write(\必须输入工号和姓名! '); \); }

}

空键提:

if (ListBox1.SelectedItem != null) {

ListBox2.Items.Add(ListBox1.SelectedItem); ListBox1.Items.Remove(ListBox1.SelectedItem); }

foreach (ListItem l in ListBox1.Items) {

ListBox2.Items.Add(l); }

ListBox1.Items.Clear();

protected void Button1_Click(object sender, EventArgs e) {

if (TextBox1.Text == \张三\ || TextBox1.Text == \李四\ && TextBox2.Text == \) {

Session[\姓名\] = TextBox1.Text; Response.Redirect(\, true);

} else {

Response.Write(\输入错误,请从新输入\); }

TextBox1.Text =\; TextBox2.Text =\; TextBox1.Focus(); }

protected void Page_Load(object sender, EventArgs e) {

if (Session[\姓名\] == null) {

Response.Redirect(\, true); } else {

Response.Write(Session[\姓名\] + \你好!\); }

// Session[\

//Response.Write(\你是第\位贵宾!\ Application[\] = Convert.ToInt32(Application[\]) + 1; Response.Write(\你是第\ + Application[\] + \位贵宾!\); } 试验2:

public partial class _Default : System.Web.UI.Page {

protected void Page_Load(object sender, EventArgs e) {

if (!IsPostBack) {

Panel4.Visible = false; Panel3.Visible = false; Panel2.Visible = false; Panel1.Visible = true; } }

protected void Button1_Click(object sender, EventArgs e) {

if (Rdbagree.Checked == true) {

Panel1.Visible = false; Panel2.Visible = true; Panel3.Visible = false;

Panel4.Visible = false; } }

protected void Button2_Click(object sender, EventArgs e) {

Panel3.Visible = true; Panel1.Visible = false; Panel2.Visible = false; Panel4.Visible = false; }

protected void Button4_Click1(object sender, EventArgs e) {

Label5.Text = TextBox4.Text; if (RadioButton1.Checked == true) {

Label6.Text = \男\; } else {

Label6.Text = \女\; }

Label7.Text = DropDownList1.SelectedItem.ToString(); Label9.Text = TextBox7.Text; Label8.Text = \;

if (CheckBox1.Checked == true) Label8.Text += \音乐\; if (CheckBox2.Checked == true) Label8.Text += \运动\; if (CheckBox3.Checked == true) Label8.Text += \娱乐\;

Panel4.Visible = true; Panel3.Visible = false; Panel2.Visible = false; Panel1.Visible = false; }

protected void Button5_Click(object sender, EventArgs e) {

Panel4.Visible = false;

MessageBox.Show(\注册成功\, \提示\, MessageBoxButtons.OK, MessageBoxIcon.Information); }

}


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