web复习纲领Word文档格式.docx
- 文档编号:21137475
- 上传时间:2023-01-27
- 格式:DOCX
- 页数:37
- 大小:27.07KB
web复习纲领Word文档格式.docx
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;
elseif(score>
=70)
中等"
=60)
及格"
else
不及格"
3-3:
在网页上输出九九乘法表
乘法表
for(inti=1;
i<
=9;
i++)
{
for(intj=1;
j<
=i;
j++)
Response.Write(j+"
*"
+i+"
="
+(i*j)+"
&
emsp;
);
}
Response.Write("
/br>
3-4:
在网页中输出如下形状A/BBB/CCCC/DDD/E
输出字母
Cs:
Stringsymbol="
ABCDE"
intmid=3;
intj=0;
fontface='
CourierNew,Courier,monospace'
=5;
j=Math.Abs(mid-i);
for(intk=1;
k<
=j;
k++)
nbsp;
j=2*(2-(Math.Abs(mid-i)))+1;
Response.Write(symbol[i-1]);
/font>
3-5:
当在TextBox中输入一组以空格间隔的一组数据时,在单击Button控件时在网页上输出该数字的降幂排列。
降幂排列
txtNumber"
lblSort"
btnSort"
排序"
btnSort_Click"
void后面:
btnSort_Click(objectsender,EventArgse)
lblSort.Text="
Stringnumber=txtNumber.Text;
String[]numberSplit=number.Split('
'
int[]numberArray=newint[numberSplit.Length];
for(inti=0;
numberSplit.Length;
numberArray[i]=int.Parse(numberSplit[i]);
Array.Sort(numberArray);
Array.Reverse(numberArray);
numberArray.Length;
lblSort.Text=lblSort.Text+numberArray[i]+"
"
3-6:
当在TextBox中个输入一个数值,再单击Button时在网页上输出两者相除的数值。
Aspx:
除法
被除数:
ê
o<
txtInput1"
除数:
txtInput2"
&
lblResult"
Div后面:
btnDiv"
计算"
btnDiv_Click"
btnDiv_Click(objectsender,EventArgse)
doublenumber1=double.Parse(txtInput1.Text);
doublenumber2=double.Parse(txtInput2.Text);
if(number2==0)
thrownewException("
除数不能为零!
lblResult.Text="
结果为:
+(number1/number2).ToString();
4-2:
计算器
加减计算器
txtOperandLeft"
Height="
20px"
DropDownListID="
ddlOperator"
ListItemValue="
plus"
+<
ListItem>
minus"
-<
mul"
*<
div"
/<
DropDownList>
txtOperandRight"
btnEqual"
="
btnEqual_Click"
cs:
btnEqual_Click(objectsender,EventArgse)
doubleleftOperand=double.Parse(txtOperandLeft.Text);
doublerightOperand=double.Parse(txtOperandRight.Text);
StringselecteOperator=ddlOperator.SelectedItem.Text;
doublevalue=0;
switch(selecteOperator)
case"
+"
:
value=leftOperand+rightOperand;
break;
-"
value=leftOperand-rightOperand;
*"
value=leftOperand*rightOperand;
/"
value=leftOperand/rightOperand;
default:
lblResult.Text=value.ToString();
4-3:
学年-学期-分院-教师的下拉列表
教师信息
学年<
DropDownList
ID="
ddlYear"
AutoPostBack="
True"
onselectedindexchanged="
ddlYear_SelectedIndexChanged"
学院<
ddlCollege"
ddlCollege_SelectedIndexChanged"
教师<
ddlTeacher"
ddlTeacher_SelectedIndexChanged"
Div后面:
TableID="
tblResult"
GridLines="
Both"
TableRowrunat="
TableCellrunat="
学年<
TableCell>
学院<
教师<
TableRow>
Table>
if(!
IsPostBack)
BindYear();
BindCollege();
BindTeacher();
tblResult.Visible=false;
protectedvoidBindYear()
ddlYear.Items.Clear();
intcurrentYear=DateTime.Now.Year;
ddlYear.Items.Add(newListItem(currentYear.ToString()));
ddlYear.Items.Add(newListItem((currentYear-1).ToString()));
protectedvoidBindCollege()
ddlCollege.Items.Clear();
ddlCollege.Items.Add("
统计与数学学院"
经济学院"
protectedvoidBindTeacher()
ddlTeacher.Items.Clear();
intyear=int.Parse(ddlYear.SelectedValue);
stringcollege=ddlCollege.SelectedValue;
ddlTeacher.Items.Add("
if(year==2010)
switch(college)
张三"
李四"
王二"
赵四"
elseif(year==2009)
ddlTeacher.SelectedValue="
protectedvoidddlYear_SelectedIndexChanged(objectsender,EventArgse)
protectedvoidddlCollege_SelectedIndexChanged(objectsender,EventArgse)
protectedvoidddlTeacher_SelectedIndexChanged(objectsender,EventArgse)
tblResult.Visible=true;
TableRowrow=newTableRow();
TableCellcellYear=newTableCell();
TableCellcellCollege=newTableCell();
TableCellcellTeacher=newTableCell();
cellYear.Text=ddlYear.SelectedValue;
cellCollege.Text=ddlCollege.SelectedValue;
cellTeacher.Text=ddlTeacher.SelectedValue;
row.Cells.Add(cellYear);
row.Cells.Add(cellCollege);
row.Cells.Add(cellTeacher);
tblResult.Rows.Add(row);
4-4:
动态控件
PlaceHolderID="
PlaceHolder1"
PlaceHolder>
TextBoxtxtInput=newTextBox();
txtInput.ID="
txtInput"
PlaceHolder1.Controls.Add(txtInput);
ButtonbtnSubmit=newButton();
btnSubmit.Text="
确认"
btnSubmit.ID="
btnSubmit"
btnSubmit.Click+=newEventHandler(btnSubmit_Click);
PlaceHolder1.Controls.Add(btnSubmit);
protectedvoidbtnSubmit_Click(objectsender,EventArgse)
TextBoxtxtInput=(TextBox)PlaceHolder1.FindControl("
Response.Write(txtInput.Text);
6-2:
建立网页,显示来访者ip地址
Stringip=Request.ServerVariables["
Remote_ADDR"
];
你的IP为:
+ip+"
br/>
String[]ipNumber=ip.Split('
.'
if(ipNumber[0]=="
127"
ipNumber[1]=="
1"
)
欢迎您的光临!
你为非法用户!
Response.End();
6-3:
第一次访问时要注册,再次访问时显示第几次光临
客户信息
PanelID="
pnlRegister"
tablealign="
center"
tr>
td>
姓名:
/td>
txtName"
/tr>
性别:
txtSex"
tdcolspan="
2"
align="
btnReg"
注册"
btnReg_Click"
/table>
Panel>
pnlWelcome"
lblMsg"
if(Request.Cookies["
Times"
]!
=null)
pnlRegister.Visible=false;
pnlWelcome.Visible=true;
HttpCookiecookie=newHttpCookie("
cookie.Value=(int.Parse(Request.Cookies["
].Value)+1).ToString();
Response.Cookies.Add(cookie);
lblMsg.Text=Request.Cookies["
Name"
].Value+"
您是第"
+cookie.Value+"
次光临本站!
pnlRegister.Visible=true;
pnlWelcome.Visible=false;
protectedvoidbtnReg_Click(objectsender,EventArgse)
cookie.Value=txtName.Text;
cookie.Expires=DateTime.Now.AddDays
(1);
cookie=newHttpCookie("
cookie.Value="
6-4:
简易的聊天室
登录
/head前面:
styletype="
text/css"
.style2
width:
451px;
.style3
.style4
214px;
.style5
color:
#FF0000;
/style>
去掉两个div:
tablestyle="
width:
222pt;
tdalign="
colspan="
我的聊天室<
left"
class="
style4"
用户名:
tdclass="
style2"
Width="
100pt"
RequiredFieldValidatorID="
rfvName"
ControlToValidate="
CssClass="
style5"
SetFocusOnError="
RequiredFieldValidator>
密码:
txtPassword"
TextMode="
Password"
rfvPassword"
style3"
btnLogin"
登录"
btnLogin_Click"
Page_lod前面:
string[,]user={{"
"
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